11532564 has 24 divisors (see below), whose sum is σ = 29899520. Its totient is φ = 3844152.

The previous prime is 11532559. The next prime is 11532569. The reversal of 11532564 is 46523511.

It is an interprime number because it is at equal distance from previous prime (11532559) and next prime (11532569).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11532569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53284 + ... + 53499.

Almost surely, 2^11532564 is an apocalyptic number.

It is an amenable number.

11532564 is an abundant number, since it is smaller than the sum of its proper divisors (18366956).

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

11532564 is a wasteful number, since it uses less digits than its factorization.

11532564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106796 (or 106788 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 11532564 is about 3395.9628973238. The cubic root of 11532564 is about 225.9307224943.

The spelling of 11532564 in words is "eleven million, five hundred thirty-two thousand, five hundred sixty-four".