5666240 has 28 divisors (see below), whose sum is σ = 13493496. Its totient is φ = 2266368.

The previous prime is 5666233. The next prime is 5666249. The reversal of 5666240 is 426665.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8534 + ... + 9173.

Almost surely, 2^5666240 is an apocalyptic number.

It is an amenable number.

5666240 is an abundant number, since it is smaller than the sum of its proper divisors (7827256).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5666240 is a wasteful number, since it uses less digits than its factorization.

5666240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17724 (or 17714 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 5666240 is about 2380.3865232352. The cubic root of 5666240 is about 178.2782333826.

The spelling of 5666240 in words is "five million, six hundred sixty-six thousand, two hundred forty".