56603648 has 44 divisors (see below), whose sum is σ = 114173472. Its totient is φ = 28047360.

The previous prime is 56603639. The next prime is 56603653. The reversal of 56603648 is 84630665.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170843 + ... + 171173.

Almost surely, 2^56603648 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 56603648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57086736).

56603648 is an abundant number, since it is smaller than the sum of its proper divisors (57569824).

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

56603648 is a wasteful number, since it uses less digits than its factorization.

56603648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The square root of 56603648 is about 7523.5395925056. The cubic root of 56603648 is about 383.9560134801.

The spelling of 56603648 in words is "fifty-six million, six hundred three thousand, six hundred forty-eight".