163590396 has 12 divisors (see below), whose sum is σ = 381710952. Its totient is φ = 54530128.

The previous prime is 163590391. The next prime is 163590433. The reversal of 163590396 is 693095361.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163590391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6816255 + ... + 6816278.

It is an arithmetic number, because the mean of its divisors is an integer number (31809246).

Almost surely, 2^163590396 is an apocalyptic number.

It is an amenable number.

163590396 is an abundant number, since it is smaller than the sum of its proper divisors (218120556).

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

163590396 is a wasteful number, since it uses less digits than its factorization.

163590396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13632540 (or 13632538 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 42.

The square root of 163590396 is about 12790.2461274207. The cubic root of 163590396 is about 546.9142861617.

The spelling of 163590396 in words is "one hundred sixty-three million, five hundred ninety thousand, three hundred ninety-six".