162865164 has 48 divisors (see below), whose sum is σ = 473792256. Its totient is φ = 42302400.

The previous prime is 162865159. The next prime is 162865177. The reversal of 162865164 is 461568261.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87207 + ... + 89054.

It is an arithmetic number, because the mean of its divisors is an integer number (9870672).

Almost surely, 2^162865164 is an apocalyptic number.

162865164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

162865164 is an abundant number, since it is smaller than the sum of its proper divisors (310927092).

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

162865164 is a wasteful number, since it uses less digits than its factorization.

162865164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176286 (or 176284 counting only the distinct ones).

The product of its digits is 69120, while the sum is 39.

The square root of 162865164 is about 12761.8636570056. The cubic root of 162865164 is about 546.1048920297.

The spelling of 162865164 in words is "one hundred sixty-two million, eight hundred sixty-five thousand, one hundred sixty-four".