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4772407 = 7167217
BaseRepresentation
bin10010001101001000110111
322222110111211
4102031020313
52210204112
6250142251
755364503
oct22151067
98873454
104772407
11276a642
121721987
13cb1313
148c3303
156440a7
hex48d237

4772407 has 4 divisors (see below), whose sum is σ = 4839696. Its totient is φ = 4705120.

The previous prime is 4772399. The next prime is 4772413. The reversal of 4772407 is 7042774.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4772407 - 23 = 4772399 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

4772407 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4772437) 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 3 ways as a sum of consecutive naturals, for example, 33538 + ... + 33679.

It is an arithmetic number, because the mean of its divisors is an integer number (1209924).

Almost surely, 24772407 is an apocalyptic number.

4772407 is a deficient number, since it is larger than the sum of its proper divisors (67289).

4772407 is an equidigital number, since it uses as much as digits as its factorization.

4772407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67288.

The product of its (nonzero) digits is 10976, while the sum is 31.

The square root of 4772407 is about 2184.5839420814. The cubic root of 4772407 is about 168.3626778456.

The spelling of 4772407 in words is "four million, seven hundred seventy-two thousand, four hundred seven".

Divisors: 1 71 67217 4772407