5664897 has 40 divisors (see below), whose sum is σ = 9865856. Its totient is φ = 3172608.

The previous prime is 5664851. The next prime is 5664931. The reversal of 5664897 is 7984665.

5664897 is a `hidden beast` number, since 566 + 4 + 89 + 7 = 666.

It is not a de Polignac number, because 5664897 - 2¹¹ = 5662849 is a prime.

Its product of digits (362880) is a multiple of the sum of its prime divisors (210).

It is not an unprimeable number, because it can be changed into a prime (5664817) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 54948 + ... + 55050.

Almost surely, 2^5664897 is an apocalyptic number.

It is an amenable number.

5664897 is a deficient number, since it is larger than the sum of its proper divisors (4200959).

5664897 is a wasteful number, since it uses less digits than its factorization.

5664897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 210 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 5664897 is about 2380.1044094745. The cubic root of 5664897 is about 178.2641472287.

It can be divided in two parts, 5664 and 897, that added together give a 8-th power (6561 = 3⁸).

The spelling of 5664897 in words is "five million, six hundred sixty-four thousand, eight hundred ninety-seven".