56993648 has 10 divisors (see below), whose sum is σ = 110425224. Its totient is φ = 28496816.

The previous prime is 56993647. The next prime is 56993659. The reversal of 56993648 is 84639965.

It is a junction number, because it is equal to n+sod(n) for n = 56993596 and 56993605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56993647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1781036 + ... + 1781067.

Almost surely, 2^56993648 is an apocalyptic number.

It is an amenable number.

56993648 is a deficient number, since it is larger than the sum of its proper divisors (53431576).

56993648 is a wasteful number, since it uses less digits than its factorization.

56993648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3562111 (or 3562105 counting only the distinct ones).

The product of its digits is 1399680, while the sum is 50.

The square root of 56993648 is about 7549.4137520737. The cubic root of 56993648 is about 384.8358168778.

The spelling of 56993648 in words is "fifty-six million, nine hundred ninety-three thousand, six hundred forty-eight".