163938522 has 16 divisors (see below), whose sum is σ = 357684192. Its totient is φ = 49678320.

The previous prime is 163938499. The next prime is 163938539. The reversal of 163938522 is 225839361.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1241893 + ... + 1242024.

It is an arithmetic number, because the mean of its divisors is an integer number (22355262).

Almost surely, 2^163938522 is an apocalyptic number.

163938522 is an abundant number, since it is smaller than the sum of its proper divisors (193745670).

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

163938522 is a wasteful number, since it uses less digits than its factorization.

163938522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2483933.

The product of its digits is 77760, while the sum is 39.

The square root of 163938522 is about 12803.8479372414. The cubic root of 163938522 is about 547.3019621115.

The spelling of 163938522 in words is "one hundred sixty-three million, nine hundred thirty-eight thousand, five hundred twenty-two".