56847237 has 16 divisors (see below), whose sum is σ = 79989120. Its totient is φ = 35839232.

The previous prime is 56847229. The next prime is 56847251. The reversal of 56847237 is 73274865.

It is not a de Polignac number, because 56847237 - 2³ = 56847229 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56847227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1513 + ... + 10769.

It is an arithmetic number, because the mean of its divisors is an integer number (4999320).

Almost surely, 2^56847237 is an apocalyptic number.

It is an amenable number.

56847237 is a deficient number, since it is larger than the sum of its proper divisors (23141883).

56847237 is a wasteful number, since it uses less digits than its factorization.

56847237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9372.

The product of its digits is 282240, while the sum is 42.

The square root of 56847237 is about 7539.7106708414. The cubic root of 56847237 is about 384.5059993438.

It can be divided in two parts, 5684 and 7237, that added together give a palindrome (12921).

The spelling of 56847237 in words is "fifty-six million, eight hundred forty-seven thousand, two hundred thirty-seven".