5666237 has 4 divisors (see below), whose sum is σ = 5964480. Its totient is φ = 5367996.

The previous prime is 5666233. The next prime is 5666249. The reversal of 5666237 is 7326665.

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 a cyclic number.

It is not a de Polignac number, because 5666237 - 2² = 5666233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5666197 and 5666206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666233) 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, 149093 + ... + 149130.

It is an arithmetic number, because the mean of its divisors is an integer number (1491120).

Almost surely, 2^5666237 is an apocalyptic number.

It is an amenable number.

5666237 is a deficient number, since it is larger than the sum of its proper divisors (298243).

5666237 is a wasteful number, since it uses less digits than its factorization.

5666237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298242.

The product of its digits is 45360, while the sum is 35.

The square root of 5666237 is about 2380.3858930854. The cubic root of 5666237 is about 178.2782019194.

The spelling of 5666237 in words is "five million, six hundred sixty-six thousand, two hundred thirty-seven".