56614687 has 4 divisors (see below), whose sum is σ = 56651400. Its totient is φ = 56577976.

The previous prime is 56614681. The next prime is 56614693. The reversal of 56614687 is 78641665.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (56614681) and next prime (56614693).

It is a cyclic number.

It is not a de Polignac number, because 56614687 - 2¹⁵ = 56581919 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 (56614681) 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, 15937 + ... + 19162.

It is an arithmetic number, because the mean of its divisors is an integer number (14162850).

Almost surely, 2^56614687 is an apocalyptic number.

56614687 is a deficient number, since it is larger than the sum of its proper divisors (36713).

56614687 is a wasteful number, since it uses less digits than its factorization.

56614687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36712.

The product of its digits is 241920, while the sum is 43.

The square root of 56614687 is about 7524.2731874913. The cubic root of 56614687 is about 383.9809719123.

The spelling of 56614687 in words is "fifty-six million, six hundred fourteen thousand, six hundred eighty-seven".