431913316 has 6 divisors (see below), whose sum is σ = 755848310. Its totient is φ = 215956656.

The previous prime is 431913281. The next prime is 431913319. The reversal of 431913316 is 613319134.

It can be written as a sum of positive squares in only one way, i.e., 285745216 + 146168100 = 16904^2 + 12090^2 .

It is a super-2 number, since 2×431913316² = 373098225076231712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (431913319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53989161 + ... + 53989168.

Almost surely, 2^431913316 is an apocalyptic number.

It is an amenable number.

431913316 is a deficient number, since it is larger than the sum of its proper divisors (323934994).

431913316 is a wasteful number, since it uses less digits than its factorization.

431913316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107978333 (or 107978331 counting only the distinct ones).

The product of its digits is 5832, while the sum is 31.

The square root of 431913316 is about 20782.5242932614. The cubic root of 431913316 is about 755.9020640564.

The spelling of 431913316 in words is "four hundred thirty-one million, nine hundred thirteen thousand, three hundred sixteen".