56140704 has 36 divisors (see below), whose sum is σ = 159650946. Its totient is φ = 18713472.

The previous prime is 56140699. The next prime is 56140717. The reversal of 56140704 is 40704165.

It can be written as a sum of positive squares in only one way, i.e., 55532304 + 608400 = 7452^2 + 780^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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 5 ways as a sum of consecutive naturals, for example, 97179 + ... + 97754.

Almost surely, 2^56140704 is an apocalyptic number.

It is an amenable number.

56140704 is an abundant number, since it is smaller than the sum of its proper divisors (103510242).

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

56140704 is a wasteful number, since it uses less digits than its factorization.

56140704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194949 (or 194938 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 56140704 is about 7492.7100571155. The cubic root of 56140704 is about 382.9063936471.

Adding to 56140704 its reverse (40704165), we get a palindrome (96844869).

The spelling of 56140704 in words is "fifty-six million, one hundred forty thousand, seven hundred four".