5657218 has 16 divisors (see below), whose sum is σ = 10120320. Its totient is φ = 2318976.

The previous prime is 5657207. The next prime is 5657251. The reversal of 5657218 is 8127565.

It is a congruent number.

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, 8463 + ... + 9106.

It is an arithmetic number, because the mean of its divisors is an integer number (632520).

Almost surely, 2^5657218 is an apocalyptic number.

5657218 is a deficient number, since it is larger than the sum of its proper divisors (4463102).

5657218 is a wasteful number, since it uses less digits than its factorization.

5657218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17601.

The product of its digits is 16800, while the sum is 34.

The square root of 5657218 is about 2378.4906979007. The cubic root of 5657218 is about 178.1835626872.

The spelling of 5657218 in words is "five million, six hundred fifty-seven thousand, two hundred eighteen".