398162232 has 48 divisors (see below), whose sum is σ = 1161309240. Its totient is φ = 122511168.

The previous prime is 398162231. The next prime is 398162243. The reversal of 398162232 is 232261893.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398162231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211758 + ... + 213629.

Almost surely, 2^398162232 is an apocalyptic number.

It is an amenable number.

398162232 is an abundant number, since it is smaller than the sum of its proper divisors (763147008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

398162232 is a wasteful number, since it uses less digits than its factorization.

398162232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425412 (or 425405 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 398162232 is about 19954.0029066852. The cubic root of 398162232 is about 735.6761679904.

The spelling of 398162232 in words is "three hundred ninety-eight million, one hundred sixty-two thousand, two hundred thirty-two".