56248236 has 96 divisors (see below), whose sum is σ = 160876800. Its totient is φ = 16853760.

The previous prime is 56248217. The next prime is 56248249. The reversal of 56248236 is 63284265.

56248236 is a `hidden beast` number, since 5 + 624 + 8 + 23 + 6 = 666.

It is a super-2 number, since 2×56248236² = 6327728106223392, which contains 22 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 56248236.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134035 + ... + 134453.

It is an arithmetic number, because the mean of its divisors is an integer number (1675800).

Almost surely, 2^56248236 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 56248236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80438400).

56248236 is an abundant number, since it is smaller than the sum of its proper divisors (104628564).

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

56248236 is a wasteful number, since it uses less digits than its factorization.

56248236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 548 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 56248236 is about 7499.8823990780. The cubic root of 56248236 is about 383.1507109109.

The spelling of 56248236 in words is "fifty-six million, two hundred forty-eight thousand, two hundred thirty-six".