5666635 has 8 divisors (see below), whose sum is σ = 7323120. Its totient is φ = 4184544.

The previous prime is 5666623. The next prime is 5666641. The reversal of 5666635 is 5366665.

It is a happy number.

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

It is not a de Polignac number, because 5666635 - 2¹⁵ = 5633867 is a prime.

It is a super-2 number, since 2×5666635² = 64221504446450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5666594 and 5666603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43525 + ... + 43654.

It is an arithmetic number, because the mean of its divisors is an integer number (915390).

Almost surely, 2^5666635 is an apocalyptic number.

5666635 is a deficient number, since it is larger than the sum of its proper divisors (1656485).

5666635 is a wasteful number, since it uses less digits than its factorization.

5666635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87197.

The product of its digits is 97200, while the sum is 37.

The square root of 5666635 is about 2380.4694915079. The cubic root of 5666635 is about 178.2823759455.

The spelling of 5666635 in words is "five million, six hundred sixty-six thousand, six hundred thirty-five".