5664423 has 8 divisors (see below), whose sum is σ = 7587328. Its totient is φ = 3758904.

The previous prime is 5664419. The next prime is 5664427. The reversal of 5664423 is 3244665.

It is an interprime number because it is at equal distance from previous prime (5664419) and next prime (5664427).

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

It is not a de Polignac number, because 5664423 - 2² = 5664419 is a prime.

It is a Duffinian number.

5664423 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5664427) 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, 3565 + ... + 4902.

It is an arithmetic number, because the mean of its divisors is an integer number (948416).

Almost surely, 2^5664423 is an apocalyptic number.

5664423 is a deficient number, since it is larger than the sum of its proper divisors (1922905).

5664423 is a wasteful number, since it uses less digits than its factorization.

5664423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8693.

The product of its digits is 17280, while the sum is 30.

The square root of 5664423 is about 2380.0048319279. The cubic root of 5664423 is about 178.2591751134.

The spelling of 5664423 in words is "five million, six hundred sixty-four thousand, four hundred twenty-three".