472057939 has 2 divisors, whose sum is σ = 472057940. Its totient is φ = 472057938.

The previous prime is 472057933. The next prime is 472057973. The reversal of 472057939 is 939750274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 472057939 - 2⁷ = 472057811 is a prime.

It is equal to p_24958918 and since 472057939 and 24958918 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (472057933) 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 as a sum of consecutive naturals, namely, 236028969 + 236028970.

It is an arithmetic number, because the mean of its divisors is an integer number (236028970).

Almost surely, 2^472057939 is an apocalyptic number.

472057939 is a deficient number, since it is larger than the sum of its proper divisors (1).

472057939 is an equidigital number, since it uses as much as digits as its factorization.

472057939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 476280, while the sum is 46.

The square root of 472057939 is about 21726.8943708023. The cubic root of 472057939 is about 778.6311401084.

The spelling of 472057939 in words is "four hundred seventy-two million, fifty-seven thousand, nine hundred thirty-nine".