56530130 has 32 divisors (see below), whose sum is σ = 108345600. Its totient is φ = 21174912.

The previous prime is 56530127. The next prime is 56530141. The reversal of 56530130 is 3103565.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56530096 and 56530105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15239 + ... + 18581.

It is an arithmetic number, because the mean of its divisors is an integer number (3385800).

Almost surely, 2^56530130 is an apocalyptic number.

56530130 is a deficient number, since it is larger than the sum of its proper divisors (51815470).

56530130 is a wasteful number, since it uses less digits than its factorization.

56530130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3458.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 56530130 is about 7518.6521398453. The cubic root of 56530130 is about 383.7897114312.

Adding to 56530130 its reverse (3103565), we get a palindrome (59633695).

The spelling of 56530130 in words is "fifty-six million, five hundred thirty thousand, one hundred thirty".