56731055 has 8 divisors (see below), whose sum is σ = 71660400. Its totient is φ = 42996096.

The previous prime is 56731033. The next prime is 56731099. The reversal of 56731055 is 55013765.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56731055 - 2¹⁸ = 56468911 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298490 + ... + 298679.

It is an arithmetic number, because the mean of its divisors is an integer number (8957550).

Almost surely, 2^56731055 is an apocalyptic number.

56731055 is a deficient number, since it is larger than the sum of its proper divisors (14929345).

56731055 is a wasteful number, since it uses less digits than its factorization.

56731055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597193.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 56731055 is about 7532.0020578861. The cubic root of 56731055 is about 384.2438749419.

The spelling of 56731055 in words is "fifty-six million, seven hundred thirty-one thousand, fifty-five".