56503242 has 12 divisors (see below), whose sum is σ = 122423730. Its totient is φ = 18834408.

The previous prime is 56503193. The next prime is 56503261. The reversal of 56503242 is 24230565.

56503242 is a `hidden beast` number, since 5 + 650 + 3 + 2 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 55041561 + 1461681 = 7419^2 + 1209^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1569517 + ... + 1569552.

Almost surely, 2^56503242 is an apocalyptic number.

56503242 is an abundant number, since it is smaller than the sum of its proper divisors (65920488).

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

56503242 is a wasteful number, since it uses less digits than its factorization.

56503242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3139077 (or 3139074 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 56503242 is about 7516.8638407251. The cubic root of 56503242 is about 383.7288531815.

The spelling of 56503242 in words is "fifty-six million, five hundred three thousand, two hundred forty-two".