398580272 has 20 divisors (see below), whose sum is σ = 775262136. Its totient is φ = 198512640.

The previous prime is 398580251. The next prime is 398580289. The reversal of 398580272 is 272085893.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

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, 44354 + ... + 52577.

Almost surely, 2^398580272 is an apocalyptic number.

It is an amenable number.

398580272 is a deficient number, since it is larger than the sum of its proper divisors (376681864).

398580272 is a wasteful number, since it uses less digits than its factorization.

398580272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97196 (or 97190 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 398580272 is about 19964.4752498031. The cubic root of 398580272 is about 735.9335459061.

The spelling of 398580272 in words is "three hundred ninety-eight million, five hundred eighty thousand, two hundred seventy-two".