56940552 has 96 divisors (see below), whose sum is σ = 161441280. Its totient is φ = 18109440.

The previous prime is 56940551. The next prime is 56940607. The reversal of 56940552 is 25504965.

56940552 is a `hidden beast` number, since 5 + 69 + 40 + 552 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (56940551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216373 + ... + 216635.

It is an arithmetic number, because the mean of its divisors is an integer number (1681680).

Almost surely, 2^56940552 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 56940552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80720640).

56940552 is an abundant number, since it is smaller than the sum of its proper divisors (104500728).

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

56940552 is a wasteful number, since it uses less digits than its factorization.

56940552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 56940552 is about 7545.8963682256. The cubic root of 56940552 is about 384.7162737835.

The spelling of 56940552 in words is "fifty-six million, nine hundred forty thousand, five hundred fifty-two".