5664631 has 8 divisors (see below), whose sum is σ = 6488480. Its totient is φ = 4844448.

The previous prime is 5664629. The next prime is 5664653. The reversal of 5664631 is 1364665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5664631 - 2¹ = 5664629 is a prime.

It is a super-2 number, since 2×5664631² = 64176088732322, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 5664593 and 5664602.

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 7 ways as a sum of consecutive naturals, for example, 4765 + ... + 5833.

It is an arithmetic number, because the mean of its divisors is an integer number (811060).

Almost surely, 2^5664631 is an apocalyptic number.

5664631 is a deficient number, since it is larger than the sum of its proper divisors (823849).

5664631 is a wasteful number, since it uses less digits than its factorization.

5664631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1833.

The product of its digits is 12960, while the sum is 31.

The square root of 5664631 is about 2380.0485289170. The cubic root of 5664631 is about 178.2613570041.

The spelling of 5664631 in words is "five million, six hundred sixty-four thousand, six hundred thirty-one".