56140342 has 4 divisors (see below), whose sum is σ = 84210516. Its totient is φ = 28070170.

The previous prime is 56140319. The next prime is 56140351. The reversal of 56140342 is 24304165.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14035084 + ... + 14035087.

It is an arithmetic number, because the mean of its divisors is an integer number (21052629).

Almost surely, 2^56140342 is an apocalyptic number.

56140342 is a deficient number, since it is larger than the sum of its proper divisors (28070174).

56140342 is a wasteful number, since it uses less digits than its factorization.

56140342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28070173.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 56140342 is about 7492.6859002630. The cubic root of 56140342 is about 382.9055706411.

The spelling of 56140342 in words is "fifty-six million, one hundred forty thousand, three hundred forty-two".