5664813 has 32 divisors (see below), whose sum is σ = 9538560. Its totient is φ = 2904960.

The previous prime is 5664809. The next prime is 5664817. The reversal of 5664813 is 3184665.

It is an interprime number because it is at equal distance from previous prime (5664809) and next prime (5664817).

It is not a de Polignac number, because 5664813 - 2² = 5664809 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 (5664817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31558 + ... + 31736.

It is an arithmetic number, because the mean of its divisors is an integer number (298080).

Almost surely, 2^5664813 is an apocalyptic number.

It is an amenable number.

5664813 is a deficient number, since it is larger than the sum of its proper divisors (3873747).

5664813 is a wasteful number, since it uses less digits than its factorization.

5664813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337.

The product of its digits is 17280, while the sum is 33.

The square root of 5664813 is about 2380.0867631244. The cubic root of 5664813 is about 178.2632661146.

The spelling of 5664813 in words is "five million, six hundred sixty-four thousand, eight hundred thirteen".