431372404 has 6 divisors (see below), whose sum is σ = 754901714. Its totient is φ = 215686200.

The previous prime is 431372401. The next prime is 431372437. The reversal of 431372404 is 404273134.

It can be written as a sum of positive squares in only one way, i.e., 413715600 + 17656804 = 20340^2 + 4202^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431372401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53921547 + ... + 53921554.

Almost surely, 2^431372404 is an apocalyptic number.

It is an amenable number.

431372404 is a deficient number, since it is larger than the sum of its proper divisors (323529310).

431372404 is a wasteful number, since it uses less digits than its factorization.

431372404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107843105 (or 107843103 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 431372404 is about 20769.5065901913. The cubic root of 431372404 is about 755.5863777923.

The spelling of 431372404 in words is "four hundred thirty-one million, three hundred seventy-two thousand, four hundred four".