56136240 has 100 divisors (see below), whose sum is σ = 194991984. Its totient is φ = 14967936.

The previous prime is 56136239. The next prime is 56136259. The reversal of 56136240 is 4263165.

56136240 is a `hidden beast` number, since 5 + 613 + 6 + 2 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2149 + ... + 10811.

Almost surely, 2^56136240 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 56136240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97495992).

56136240 is an abundant number, since it is smaller than the sum of its proper divisors (138855744).

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

56136240 is a wasteful number, since it uses less digits than its factorization.

56136240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8688 (or 8673 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 56136240 is about 7492.4121616473. The cubic root of 56136240 is about 382.8962445080.

The spelling of 56136240 in words is "fifty-six million, one hundred thirty-six thousand, two hundred forty".