56584749 has 24 divisors (see below), whose sum is σ = 82218240. Its totient is φ = 34599552.

The previous prime is 56584747. The next prime is 56584753. The reversal of 56584749 is 94748565.

It is not a de Polignac number, because 56584749 - 2¹ = 56584747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56584698 and 56584707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56584747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117892 + ... + 118370.

It is an arithmetic number, because the mean of its divisors is an integer number (3425760).

Almost surely, 2^56584749 is an apocalyptic number.

It is an amenable number.

56584749 is a deficient number, since it is larger than the sum of its proper divisors (25633491).

56584749 is a wasteful number, since it uses less digits than its factorization.

56584749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741 (or 728 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 48.

The square root of 56584749 is about 7522.2834963859. The cubic root of 56584749 is about 383.9132765854.

The spelling of 56584749 in words is "fifty-six million, five hundred eighty-four thousand, seven hundred forty-nine".