2190161592 has 40 divisors (see below), whose sum is σ = 6134482200. Its totient is φ = 730053648.

The previous prime is 2190161581. The next prime is 2190161627. The reversal of 2190161592 is 2951610912.

2190161592 is a `hidden beast` number, since 2 + 1 + 9 + 0 + 1 + 61 + 592 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1689292 + ... + 1690587.

It is an arithmetic number, because the mean of its divisors is an integer number (153362055).

Almost surely, 2^2190161592 is an apocalyptic number.

It is an amenable number.

2190161592 is an abundant number, since it is smaller than the sum of its proper divisors (3944320608).

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

2190161592 is a wasteful number, since it uses less digits than its factorization.

2190161592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379897 (or 3379884 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The square root of 2190161592 is about 46799.1623001951. The cubic root of 2190161592 is about 1298.6497997243.

The spelling of 2190161592 in words is "two billion, one hundred ninety million, one hundred sixty-one thousand, five hundred ninety-two".