56275236 has 90 divisors (see below), whose sum is σ = 156537458. Its totient is φ = 17625600.

The previous prime is 56275231. The next prime is 56275279. The reversal of 56275236 is 63257265.

It is a happy number.

56275236 is a `hidden beast` number, since 5 + 627 + 5 + 23 + 6 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 33177600 + 23097636 = 5760^2 + 4806^2 .

It is a super-4 number, since 4×56275236⁴ (a number of 32 digits) contains 4444 as substring.

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 56275236.

It is not an unprimeable number, because it can be changed into a prime (56275231) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 93336 + ... + 93936.

Almost surely, 2^56275236 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 56275236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78268729).

56275236 is an abundant number, since it is smaller than the sum of its proper divisors (100262222).

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

56275236 is a wasteful number, since it uses less digits than its factorization.

56275236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651 (or 623 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 56275236 is about 7501.6822113443. The cubic root of 56275236 is about 383.2120071406.

The spelling of 56275236 in words is "fifty-six million, two hundred seventy-five thousand, two hundred thirty-six".