56353536 has 144 divisors (see below), whose sum is σ = 172677120. Its totient is φ = 18109440.

The previous prime is 56353529. The next prime is 56353547. The reversal of 56353536 is 63535365.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a self number, because there is not a number n which added to its sum of digits gives 56353536.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 214141 + ... + 214403.

Almost surely, 2^56353536 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 56353536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86338560).

56353536 is an abundant number, since it is smaller than the sum of its proper divisors (116323584).

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

56353536 is a wasteful number, since it uses less digits than its factorization.

56353536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319 (or 299 counting only the distinct ones).

The product of its digits is 121500, while the sum is 36.

The square root of 56353536 is about 7506.8992267114. The cubic root of 56353536 is about 383.3896554085.

The spelling of 56353536 in words is "fifty-six million, three hundred fifty-three thousand, five hundred thirty-six".