56144130 has 32 divisors (see below), whose sum is σ = 153995904. Its totient is φ = 12832896.

The previous prime is 56144093. The next prime is 56144147. The reversal of 56144130 is 3144165.

It is a self number, because there is not a number n which added to its sum of digits gives 56144130.

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, 133467 + ... + 133886.

It is an arithmetic number, because the mean of its divisors is an integer number (4812372).

Almost surely, 2^56144130 is an apocalyptic number.

56144130 is an abundant number, since it is smaller than the sum of its proper divisors (97851774).

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

56144130 is a wasteful number, since it uses less digits than its factorization.

56144130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267370.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 56144130 is about 7492.9386758467. The cubic root of 56144130 is about 382.9141824737.

Adding to 56144130 its reverse (3144165), we get a palindrome (59288295).

The spelling of 56144130 in words is "fifty-six million, one hundred forty-four thousand, one hundred thirty".