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4972068 = 2232138113
BaseRepresentation
bin10010111101111000100100
3100100121101200
4102331320210
52233101233
6254322500
760155553
oct22757044
910317350
104972068
112896652
1217b9430
13105116a
14935d9a
15683313
hex4bde24

4972068 has 18 divisors (see below), whose sum is σ = 12568374. Its totient is φ = 1657344.

The previous prime is 4972067. The next prime is 4972069. The reversal of 4972068 is 8602794.

4972068 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4972067) and next prime (4972069).

It can be written as a sum of positive squares in only one way, i.e., 3968064 + 1004004 = 1992^2 + 1002^2 .

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

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: 138113 = 4972068 / (4 + 9 + 7 + 2 + 0 + 6 + 8).

It is not an unprimeable number, because it can be changed into a prime (4972061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69021 + ... + 69092.

It is an arithmetic number, because the mean of its divisors is an integer number (698243).

Almost surely, 24972068 is an apocalyptic number.

It is an amenable number.

4972068 is an abundant number, since it is smaller than the sum of its proper divisors (7596306).

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

4972068 is a wasteful number, since it uses less digits than its factorization.

4972068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138123 (or 138118 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 4972068 is about 2229.8134451115. The cubic root of 4972068 is about 170.6785795585.

The spelling of 4972068 in words is "four million, nine hundred seventy-two thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 138113 276226 414339 552452 828678 1243017 1657356 2486034 4972068