431872492 has 6 divisors (see below), whose sum is σ = 755776868. Its totient is φ = 215936244.

The previous prime is 431872487. The next prime is 431872499. The reversal of 431872492 is 294278134.

It is not an unprimeable number, because it can be changed into a prime (431872499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53984058 + ... + 53984065.

Almost surely, 2^431872492 is an apocalyptic number.

It is an amenable number.

431872492 is a deficient number, since it is larger than the sum of its proper divisors (323904376).

431872492 is a wasteful number, since it uses less digits than its factorization.

431872492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107968127 (or 107968125 counting only the distinct ones).

The product of its digits is 96768, while the sum is 40.

The square root of 431872492 is about 20781.5420986990. The cubic root of 431872492 is about 755.8782476122.

The spelling of 431872492 in words is "four hundred thirty-one million, eight hundred seventy-two thousand, four hundred ninety-two".