56851201 has 4 divisors (see below), whose sum is σ = 62019504. Its totient is φ = 51682900.

The previous prime is 56851199. The next prime is 56851217. The reversal of 56851201 is 10215865.

56851201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 56851201 - 2¹ = 56851199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56851201.

It is not an unprimeable number, because it can be changed into a prime (56851261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2584135 + ... + 2584156.

It is an arithmetic number, because the mean of its divisors is an integer number (15504876).

Almost surely, 2^56851201 is an apocalyptic number.

It is an amenable number.

56851201 is a deficient number, since it is larger than the sum of its proper divisors (5168303).

56851201 is a wasteful number, since it uses less digits than its factorization.

56851201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5168302.

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 56851201 is about 7539.9735410676. The cubic root of 56851201 is about 384.5149364323.

It can be divided in two parts, 5685 and 1201, that added together give a palindrome (6886).

The spelling of 56851201 in words is "fifty-six million, eight hundred fifty-one thousand, two hundred one".