56801835 has 24 divisors (see below), whose sum is σ = 102739104. Its totient is φ = 28976640.

The previous prime is 56801831. The next prime is 56801861. The reversal of 56801835 is 53810865.

56801835 = 378² + 379² + ... + 607².

It is not a de Polignac number, because 56801835 - 2² = 56801831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56801835.

It is not an unprimeable number, because it can be changed into a prime (56801831) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26406 + ... + 28475.

It is an arithmetic number, because the mean of its divisors is an integer number (4280796).

Almost surely, 2^56801835 is an apocalyptic number.

56801835 is a deficient number, since it is larger than the sum of its proper divisors (45937269).

56801835 is a wasteful number, since it uses less digits than its factorization.

56801835 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54915 (or 54912 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 56801835 is about 7536.6992111932. The cubic root of 56801835 is about 384.4036080234.

The spelling of 56801835 in words is "fifty-six million, eight hundred one thousand, eight hundred thirty-five".