162790992 has 320 divisors, whose sum is σ = 594961920. Its totient is φ = 41472000.

The previous prime is 162790981. The next prime is 162791021. The reversal of 162790992 is 299097261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1611742 + ... + 1611842.

It is an arithmetic number, because the mean of its divisors is an integer number (1859256).

Almost surely, 2^162790992 is an apocalyptic number.

162790992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 162790992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297480960).

162790992 is an abundant number, since it is smaller than the sum of its proper divisors (432170928).

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

162790992 is a wasteful number, since it uses less digits than its factorization.

162790992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 162790992 is about 12758.9573241703. The cubic root of 162790992 is about 546.0219771374.

The spelling of 162790992 in words is "one hundred sixty-two million, seven hundred ninety thousand, nine hundred ninety-two".