5687997 has 16 divisors (see below), whose sum is σ = 8870400. Its totient is φ = 3174192.

The previous prime is 5687993. The next prime is 5687999. The reversal of 5687997 is 7997865.

5687997 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5687997 - 2² = 5687993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5687993) 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, 2247 + ... + 4052.

It is an arithmetic number, because the mean of its divisors is an integer number (554400).

Almost surely, 2^5687997 is an apocalyptic number.

It is an amenable number.

5687997 is a deficient number, since it is larger than the sum of its proper divisors (3182403).

5687997 is a wasteful number, since it uses less digits than its factorization.

5687997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6352.

The product of its digits is 952560, while the sum is 51.

The square root of 5687997 is about 2384.9522007789. The cubic root of 5687997 is about 178.5061238081.

The spelling of 5687997 in words is "five million, six hundred eighty-seven thousand, nine hundred ninety-seven".