56532798 has 48 divisors (see below), whose sum is σ = 140456160. Its totient is φ = 16098048.

The previous prime is 56532793. The next prime is 56532799. The reversal of 56532798 is 89723565.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56532793) 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, 50986 + ... + 52082.

It is an arithmetic number, because the mean of its divisors is an integer number (2926170).

Almost surely, 2^56532798 is an apocalyptic number.

56532798 is an abundant number, since it is smaller than the sum of its proper divisors (83923362).

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

56532798 is a wasteful number, since it uses less digits than its factorization.

56532798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1521 (or 1518 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The square root of 56532798 is about 7518.8295631701. The cubic root of 56532798 is about 383.7957491249.

The spelling of 56532798 in words is "fifty-six million, five hundred thirty-two thousand, seven hundred ninety-eight".