431268424 has 8 divisors (see below), whose sum is σ = 808628310. Its totient is φ = 215634208.

The previous prime is 431268401. The next prime is 431268437. The reversal of 431268424 is 424862134.

It can be written as a sum of positive squares in only one way, i.e., 369331524 + 61936900 = 19218^2 + 7870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 431268424.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26954269 + ... + 26954284.

Almost surely, 2^431268424 is an apocalyptic number.

It is an amenable number.

431268424 is a deficient number, since it is larger than the sum of its proper divisors (377359886).

431268424 is a wasteful number, since it uses less digits than its factorization.

431268424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53908559 (or 53908555 counting only the distinct ones).

The product of its digits is 36864, while the sum is 34.

The square root of 431268424 is about 20767.0032503489. The cubic root of 431268424 is about 755.5256629017.

The spelling of 431268424 in words is "four hundred thirty-one million, two hundred sixty-eight thousand, four hundred twenty-four".