56040355 has 32 divisors (see below), whose sum is σ = 78962688. Its totient is φ = 37392000.

The previous prime is 56040349. The next prime is 56040377. The reversal of 56040355 is 55304065.

It is not a de Polignac number, because 56040355 - 2⁷ = 56040227 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293310 + ... + 293500.

It is an arithmetic number, because the mean of its divisors is an integer number (2467584).

Almost surely, 2^56040355 is an apocalyptic number.

56040355 is a deficient number, since it is larger than the sum of its proper divisors (22922333).

56040355 is a wasteful number, since it uses less digits than its factorization.

56040355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 56040355 is about 7486.0106198161. The cubic root of 56040355 is about 382.6781148903.

The spelling of 56040355 in words is "fifty-six million, forty thousand, three hundred fifty-five".