338724172 has 12 divisors (see below), whose sum is σ = 623965720. Its totient is φ = 160448256.

The previous prime is 338724163. The next prime is 338724181. The reversal of 338724172 is 271427833.

It is an interprime number because it is at equal distance from previous prime (338724163) and next prime (338724181).

It is a super-2 number, since 2×338724172² = 229468129394171168, which contains 22 as substring.

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, 2228373 + ... + 2228524.

Almost surely, 2^338724172 is an apocalyptic number.

It is an amenable number.

338724172 is a deficient number, since it is larger than the sum of its proper divisors (285241548).

338724172 is a wasteful number, since it uses less digits than its factorization.

338724172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4456920 (or 4456918 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 338724172 is about 18404.4606549608. The cubic root of 338724172 is about 697.0791023603.

The spelling of 338724172 in words is "three hundred thirty-eight million, seven hundred twenty-four thousand, one hundred seventy-two".