56534020 has 12 divisors (see below), whose sum is σ = 118721484. Its totient is φ = 22613600.

The previous prime is 56534003. The next prime is 56534033. The reversal of 56534020 is 2043565.

It can be written as a sum of positive squares in 2 ways, for example, as 16793604 + 39740416 = 4098^2 + 6304^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1413331 + ... + 1413370.

It is an arithmetic number, because the mean of its divisors is an integer number (9893457).

Almost surely, 2^56534020 is an apocalyptic number.

It is an amenable number.

56534020 is an abundant number, since it is smaller than the sum of its proper divisors (62187464).

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

56534020 is a wasteful number, since it uses less digits than its factorization.

56534020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2826710 (or 2826708 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 56534020 is about 7518.9108253789. The cubic root of 56534020 is about 383.7985144520.

Adding to 56534020 its reverse (2043565), we get a palindrome (58577585).

The spelling of 56534020 in words is "fifty-six million, five hundred thirty-four thousand, twenty".