163995792 has 20 divisors (see below), whose sum is σ = 423655920. Its totient is φ = 54665248.

The previous prime is 163995781. The next prime is 163995809. The reversal of 163995792 is 297599361.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1708242 + ... + 1708337.

It is an arithmetic number, because the mean of its divisors is an integer number (21182796).

Almost surely, 2^163995792 is an apocalyptic number.

163995792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163995792 is an abundant number, since it is smaller than the sum of its proper divisors (259660128).

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

163995792 is a wasteful number, since it uses less digits than its factorization.

163995792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3416590 (or 3416584 counting only the distinct ones).

The product of its digits is 918540, while the sum is 51.

The square root of 163995792 is about 12806.0841790143. The cubic root of 163995792 is about 547.3656858656.

The spelling of 163995792 in words is "one hundred sixty-three million, nine hundred ninety-five thousand, seven hundred ninety-two".