5565920 has 48 divisors (see below), whose sum is σ = 13471920. Its totient is φ = 2171904.

The previous prime is 5565913. The next prime is 5565979. The reversal of 5565920 is 295655.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 6476 + ... + 7284.

It is an arithmetic number, because the mean of its divisors is an integer number (280665).

Almost surely, 2^5565920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5565920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6735960).

5565920 is an abundant number, since it is smaller than the sum of its proper divisors (7906000).

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

5565920 is a wasteful number, since it uses less digits than its factorization.

5565920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867 (or 859 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 5565920 is about 2359.2202101542. The cubic root of 5565920 is about 177.2198317668.

The spelling of 5565920 in words is "five million, five hundred sixty-five thousand, nine hundred twenty".