5611564 has 24 divisors (see below), whose sum is σ = 11884320. Its totient is φ = 2263296.

The previous prime is 5611553. The next prime is 5611579. The reversal of 5611564 is 4651165.

5611564 = T₈₇ + T₈₈ + ... + T₃₂₄.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5419 + ... + 6370.

It is an arithmetic number, because the mean of its divisors is an integer number (495180).

Almost surely, 2^5611564 is an apocalyptic number.

It is an amenable number.

5611564 is an abundant number, since it is smaller than the sum of its proper divisors (6272756).

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

5611564 is a wasteful number, since it uses less digits than its factorization.

5611564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11817 (or 11815 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 5611564 is about 2368.8739941162. The cubic root of 5611564 is about 177.7029510909.

The spelling of 5611564 in words is "five million, six hundred eleven thousand, five hundred sixty-four".