5657288 has 64 divisors (see below), whose sum is σ = 13776000. Its totient is φ = 2115072.

The previous prime is 5657261. The next prime is 5657297. The reversal of 5657288 is 8827565.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13628 + ... + 14036.

It is an arithmetic number, because the mean of its divisors is an integer number (215250).

Almost surely, 2^5657288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5657288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6888000).

5657288 is an abundant number, since it is smaller than the sum of its proper divisors (8118712).

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

5657288 is a wasteful number, since it uses less digits than its factorization.

5657288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454 (or 450 counting only the distinct ones).

The product of its digits is 134400, while the sum is 41.

The square root of 5657288 is about 2378.5054130693. The cubic root of 5657288 is about 178.1842976066.

The spelling of 5657288 in words is "five million, six hundred fifty-seven thousand, two hundred eighty-eight".