472556431 has 4 divisors (see below), whose sum is σ = 476163864. Its totient is φ = 468949000.

The previous prime is 472556419. The next prime is 472556449. The reversal of 472556431 is 134655274.

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 472556431 - 2⁷ = 472556303 is a prime.

It is a super-2 number, since 2×472556431² = 446619160958915522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472556411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1803520 + ... + 1803781.

It is an arithmetic number, because the mean of its divisors is an integer number (119040966).

Almost surely, 2^472556431 is an apocalyptic number.

472556431 is a deficient number, since it is larger than the sum of its proper divisors (3607433).

472556431 is a wasteful number, since it uses less digits than its factorization.

472556431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3607432.

The product of its digits is 100800, while the sum is 37.

The square root of 472556431 is about 21738.3631168494. The cubic root of 472556431 is about 778.9051212005.

The spelling of 472556431 in words is "four hundred seventy-two million, five hundred fifty-six thousand, four hundred thirty-one".