5664837 has 4 divisors (see below), whose sum is σ = 7553120. Its totient is φ = 3776556.

The previous prime is 5664829. The next prime is 5664851. The reversal of 5664837 is 7384665.

5664837 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5664837 - 2³ = 5664829 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 6⁵ + 6⁶ + 4⁴ + 8³ + 3¹⁴ + 7⁷ .

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 5664795 and 5664804.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944137 + ... + 944142.

It is an arithmetic number, because the mean of its divisors is an integer number (1888280).

Almost surely, 2^5664837 is an apocalyptic number.

It is an amenable number.

5664837 is a deficient number, since it is larger than the sum of its proper divisors (1888283).

5664837 is a wasteful number, since it uses less digits than its factorization.

5664837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1888282.

The product of its digits is 120960, while the sum is 39.

The square root of 5664837 is about 2380.0918049521. The cubic root of 5664837 is about 178.2635178624.

The spelling of 5664837 in words is "five million, six hundred sixty-four thousand, eight hundred thirty-seven".