56240747 has 8 divisors (see below), whose sum is σ = 57311280. Its totient is φ = 55174240.

The previous prime is 56240711. The next prime is 56240753. The reversal of 56240747 is 74704265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56240747 - 2⁶ = 56240683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56240707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55013 + ... + 56025.

It is an arithmetic number, because the mean of its divisors is an integer number (7163910).

Almost surely, 2^56240747 is an apocalyptic number.

56240747 is a deficient number, since it is larger than the sum of its proper divisors (1070533).

56240747 is a wasteful number, since it uses less digits than its factorization.

56240747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013.

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 56240747 is about 7499.3831079629. The cubic root of 56240747 is about 383.1337056782.

The spelling of 56240747 in words is "fifty-six million, two hundred forty thousand, seven hundred forty-seven".