5664615 has 24 divisors (see below), whose sum is σ = 9965424. Its totient is φ = 2745600.

The previous prime is 5664611. The next prime is 5664623. The reversal of 5664615 is 5164665.

It is not a de Polignac number, because 5664615 - 2² = 5664611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5664611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255 + ... + 3375.

It is an arithmetic number, because the mean of its divisors is an integer number (415226).

Almost surely, 2^5664615 is an apocalyptic number.

5664615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5664615 is a deficient number, since it is larger than the sum of its proper divisors (4300809).

5664615 is a wasteful number, since it uses less digits than its factorization.

5664615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3151 (or 3140 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 5664615 is about 2380.0451676386. The cubic root of 5664615 is about 178.2611891682.

The spelling of 5664615 in words is "five million, six hundred sixty-four thousand, six hundred fifteen".