1232161596 has 36 divisors (see below), whose sum is σ = 3173402232. Its totient is φ = 402970464.

The previous prime is 1232161577. The next prime is 1232161607. The reversal of 1232161596 is 6951612321.

1232161596 is a `hidden beast` number, since 1 + 2 + 3 + 2 + 1 + 61 + 596 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1232161596.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 320986 + ... + 324801.

It is an arithmetic number, because the mean of its divisors is an integer number (88150062).

Almost surely, 2^1232161596 is an apocalyptic number.

It is an amenable number.

1232161596 is an abundant number, since it is smaller than the sum of its proper divisors (1941240636).

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

1232161596 is a wasteful number, since it uses less digits than its factorization.

1232161596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645850 (or 645845 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 1232161596 is about 35102.1594207536. The cubic root of 1232161596 is about 1072.0685509274.

The spelling of 1232161596 in words is "one billion, two hundred thirty-two million, one hundred sixty-one thousand, five hundred ninety-six".