431252404 has 12 divisors (see below), whose sum is σ = 823300128. Its totient is φ = 196023800.

The previous prime is 431252399. The next prime is 431252411. The reversal of 431252404 is 404252134.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4900552 + ... + 4900639.

It is an arithmetic number, because the mean of its divisors is an integer number (68608344).

Almost surely, 2^431252404 is an apocalyptic number.

431252404 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

431252404 is a deficient number, since it is larger than the sum of its proper divisors (392047724).

431252404 is a wasteful number, since it uses less digits than its factorization.

431252404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9801206 (or 9801204 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 431252404 is about 20766.6175387327. The cubic root of 431252404 is about 755.5163078069.

The spelling of 431252404 in words is "four hundred thirty-one million, two hundred fifty-two thousand, four hundred four".