56476837 has 4 divisors (see below), whose sum is σ = 58003276. Its totient is φ = 54950400.

The previous prime is 56476831. The next prime is 56476841. The reversal of 56476837 is 73867465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49928356 + 6548481 = 7066^2 + 2559^2 .

It is a cyclic number.

It is not a de Polignac number, because 56476837 - 2³ = 56476829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56476831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 763164 + ... + 763237.

It is an arithmetic number, because the mean of its divisors is an integer number (14500819).

Almost surely, 2^56476837 is an apocalyptic number.

It is an amenable number.

56476837 is a deficient number, since it is larger than the sum of its proper divisors (1526439).

56476837 is a wasteful number, since it uses less digits than its factorization.

56476837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526438.

The product of its digits is 846720, while the sum is 46.

The square root of 56476837 is about 7515.1072513970. The cubic root of 56476837 is about 383.6690693605.

The spelling of 56476837 in words is "fifty-six million, four hundred seventy-six thousand, eight hundred thirty-seven".