20595252 has 12 divisors (see below), whose sum is σ = 48055616. Its totient is φ = 6865080.

The previous prime is 20595251. The next prime is 20595269. The reversal of 20595252 is 25259502.

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

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20595251) 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, 858124 + ... + 858147.

Almost surely, 2^20595252 is an apocalyptic number.

It is an amenable number.

20595252 is an abundant number, since it is smaller than the sum of its proper divisors (27460364).

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

20595252 is a wasteful number, since it uses less digits than its factorization.

20595252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716278 (or 1716276 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 20595252 is about 4538.1992023268. The cubic root of 20595252 is about 274.1084160801.

The spelling of 20595252 in words is "twenty million, five hundred ninety-five thousand, two hundred fifty-two".