56889851 has 8 divisors (see below), whose sum is σ = 58951200. Its totient is φ = 54835200.

The previous prime is 56889841. The next prime is 56889853. The reversal of 56889851 is 15898865.

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 56889851 - 2¹⁸ = 56627707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56889851.

It is not an unprimeable number, because it can be changed into a prime (56889853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21026 + ... + 23576.

It is an arithmetic number, because the mean of its divisors is an integer number (7368900).

Almost surely, 2^56889851 is an apocalyptic number.

56889851 is a deficient number, since it is larger than the sum of its proper divisors (2061349).

56889851 is a wasteful number, since it uses less digits than its factorization.

56889851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3349.

The product of its digits is 691200, while the sum is 50.

The square root of 56889851 is about 7542.5361119454. The cubic root of 56889851 is about 384.6020535349.

The spelling of 56889851 in words is "fifty-six million, eight hundred eighty-nine thousand, eight hundred fifty-one".