56241687 has 8 divisors (see below), whose sum is σ = 75070336. Its totient is φ = 37453752.

The previous prime is 56241671. The next prime is 56241707. The reversal of 56241687 is 78614265.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56241687 - 2⁴ = 56241671 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 (56241617) 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, 6793 + ... + 12594.

It is an arithmetic number, because the mean of its divisors is an integer number (9383792).

Almost surely, 2^56241687 is an apocalyptic number.

56241687 is a deficient number, since it is larger than the sum of its proper divisors (18828649).

56241687 is a wasteful number, since it uses less digits than its factorization.

56241687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20357.

The product of its digits is 80640, while the sum is 39.

The square root of 56241687 is about 7499.4457795226. The cubic root of 56241687 is about 383.1358402141.

The spelling of 56241687 in words is "fifty-six million, two hundred forty-one thousand, six hundred eighty-seven".