472656427 has 2 divisors, whose sum is σ = 472656428. Its totient is φ = 472656426.

The previous prime is 472656409. The next prime is 472656433. The reversal of 472656427 is 724656274.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 472656427 - 2¹⁵ = 472623659 is a prime.

It is not a weakly prime, because it can be changed into another prime (472656497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236328213 + 236328214.

It is an arithmetic number, because the mean of its divisors is an integer number (236328214).

Almost surely, 2^472656427 is an apocalyptic number.

472656427 is a deficient number, since it is larger than the sum of its proper divisors (1).

472656427 is an equidigital number, since it uses as much as digits as its factorization.

472656427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 43.

The square root of 472656427 is about 21740.6629843710. The cubic root of 472656427 is about 778.9600577810.

The spelling of 472656427 in words is "four hundred seventy-two million, six hundred fifty-six thousand, four hundred twenty-seven".