13565052 has 18 divisors (see below), whose sum is σ = 34289528. Its totient is φ = 4521672.

The previous prime is 13565033. The next prime is 13565059. The reversal of 13565052 is 25056531.

13565052 is a `hidden beast` number, since 1 + 3 + 5 + 650 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13565059) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 188368 + ... + 188439.

Almost surely, 2^13565052 is an apocalyptic number.

13565052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13565052 is an abundant number, since it is smaller than the sum of its proper divisors (20724476).

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

13565052 is a wasteful number, since it uses less digits than its factorization.

13565052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376817 (or 376812 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 13565052 is about 3683.0764314632. The cubic root of 13565052 is about 238.4920029490.

The spelling of 13565052 in words is "thirteen million, five hundred sixty-five thousand, fifty-two".