162553938 has 16 divisors (see below), whose sum is σ = 326471040. Its totient is φ = 53957456.

The previous prime is 162553931. The next prime is 162553943. The reversal of 162553938 is 839355261.

It is a self number, because there is not a number n which added to its sum of digits gives 162553938.

It is not an unprimeable number, because it can be changed into a prime (162553931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55245 + ... + 58112.

It is an arithmetic number, because the mean of its divisors is an integer number (20404440).

Almost surely, 2^162553938 is an apocalyptic number.

162553938 is an abundant number, since it is smaller than the sum of its proper divisors (163917102).

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

162553938 is a wasteful number, since it uses less digits than its factorization.

162553938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113601.

The product of its digits is 194400, while the sum is 42.

The square root of 162553938 is about 12749.6642308729. The cubic root of 162553938 is about 545.7568118252.

The spelling of 162553938 in words is "one hundred sixty-two million, five hundred fifty-three thousand, nine hundred thirty-eight".