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4970772 = 2232138077
BaseRepresentation
bin10010111101100100010100
3100100112121200
4102331210110
52233031042
6254312500
760152022
oct22754424
910315550
104970772
112895684
1217b8730
1310506b1
14935712
15682c4c
hex4bd914

4970772 has 18 divisors (see below), whose sum is σ = 12565098. Its totient is φ = 1656912.

The previous prime is 4970743. The next prime is 4970773. The reversal of 4970772 is 2770794.

It can be written as a sum of positive squares in only one way, i.e., 2702736 + 2268036 = 1644^2 + 1506^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 138077 = 4970772 / (4 + 9 + 7 + 0 + 7 + 7 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4970773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69003 + ... + 69074.

It is an arithmetic number, because the mean of its divisors is an integer number (698061).

Almost surely, 24970772 is an apocalyptic number.

It is an amenable number.

4970772 is an abundant number, since it is smaller than the sum of its proper divisors (7594326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4970772 is a wasteful number, since it uses less digits than its factorization.

4970772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138087 (or 138082 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 4970772 is about 2229.5228189009. The cubic root of 4970772 is about 170.6637487972.

The spelling of 4970772 in words is "four million, nine hundred seventy thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 9 12 18 36 138077 276154 414231 552308 828462 1242693 1656924 2485386 4970772