162156022 has 16 divisors (see below), whose sum is σ = 278883072. Its totient is φ = 69270120.

The previous prime is 162155999. The next prime is 162156061. The reversal of 162156022 is 220651261.

It is a congruent number.

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, 14268 + ... + 22975.

It is an arithmetic number, because the mean of its divisors is an integer number (17430192).

Almost surely, 2^162156022 is an apocalyptic number.

162156022 is a deficient number, since it is larger than the sum of its proper divisors (116727050).

162156022 is a wasteful number, since it uses less digits than its factorization.

162156022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37563.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 162156022 is about 12734.0497093423. The cubic root of 162156022 is about 545.3111283567.

The spelling of 162156022 in words is "one hundred sixty-two million, one hundred fifty-six thousand, twenty-two".