56411287 has 8 divisors (see below), whose sum is σ = 59841936. Its totient is φ = 52993152.

The previous prime is 56411281. The next prime is 56411297. The reversal of 56411287 is 78211465.

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

It is a cyclic number.

It is not a de Polignac number, because 56411287 - 2²³ = 48022679 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 (56411281) 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, 7153 + ... + 12805.

It is an arithmetic number, because the mean of its divisors is an integer number (7480242).

Almost surely, 2^56411287 is an apocalyptic number.

56411287 is a deficient number, since it is larger than the sum of its proper divisors (3430649).

56411287 is a wasteful number, since it uses less digits than its factorization.

56411287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6257.

The product of its digits is 13440, while the sum is 34.

The square root of 56411287 is about 7510.7447699945. The cubic root of 56411287 is about 383.5205763672.

The spelling of 56411287 in words is "fifty-six million, four hundred eleven thousand, two hundred eighty-seven".