56261799 has 48 divisors (see below), whose sum is σ = 92461824. Its totient is φ = 32668800.

The previous prime is 56261797. The next prime is 56261809. The reversal of 56261799 is 99716265.

It is a happy number.

56261799 is a `hidden beast` number, since 5 + 626 + 17 + 9 + 9 = 666.

It is not a de Polignac number, because 56261799 - 2¹ = 56261797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56261791) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 336814 + ... + 336980.

It is an arithmetic number, because the mean of its divisors is an integer number (1926288).

Almost surely, 2^56261799 is an apocalyptic number.

56261799 is a deficient number, since it is larger than the sum of its proper divisors (36200025).

56261799 is a wasteful number, since it uses less digits than its factorization.

56261799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308 (or 305 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 56261799 is about 7500.7865587550. The cubic root of 56261799 is about 383.1815045016.

The spelling of 56261799 in words is "fifty-six million, two hundred sixty-one thousand, seven hundred ninety-nine".