56047156 has 48 divisors (see below), whose sum is σ = 111081600. Its totient is φ = 24520320.

The previous prime is 56047153. The next prime is 56047157. The reversal of 56047156 is 65174065.

56047156 = 149² + 150² + ... + 555².

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56047151) 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, 281545 + ... + 281743.

It is an arithmetic number, because the mean of its divisors is an integer number (2314200).

Almost surely, 2^56047156 is an apocalyptic number.

It is an amenable number.

56047156 is a deficient number, since it is larger than the sum of its proper divisors (55034444).

56047156 is a wasteful number, since it uses less digits than its factorization.

56047156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 422 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 56047156 is about 7486.4648533203. The cubic root of 56047156 is about 382.6935947386.

The spelling of 56047156 in words is "fifty-six million, forty-seven thousand, one hundred fifty-six".