5664487 has 8 divisors (see below), whose sum is σ = 5824512. Its totient is φ = 5506200.

The previous prime is 5664479. The next prime is 5664493. The reversal of 5664487 is 7844665.

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 5664487 - 2³ = 5664479 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 (5664427) 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, 8662 + ... + 9292.

It is an arithmetic number, because the mean of its divisors is an integer number (728064).

Almost surely, 2^5664487 is an apocalyptic number.

5664487 is a deficient number, since it is larger than the sum of its proper divisors (160025).

5664487 is a wasteful number, since it uses less digits than its factorization.

5664487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869.

The product of its digits is 161280, while the sum is 40.

The square root of 5664487 is about 2380.0182772407. The cubic root of 5664487 is about 178.2598464701.

The spelling of 5664487 in words is "five million, six hundred sixty-four thousand, four hundred eighty-seven".