5657388 has 24 divisors (see below), whose sum is σ = 14400960. Its totient is φ = 1714320.

The previous prime is 5657387. The next prime is 5657389. The reversal of 5657388 is 8837565.

It is an interprime number because it is at equal distance from previous prime (5657387) and next prime (5657389).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5657387) 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 7 ways as a sum of consecutive naturals, for example, 21298 + ... + 21561.

It is an arithmetic number, because the mean of its divisors is an integer number (600040).

Almost surely, 2^5657388 is an apocalyptic number.

It is an amenable number.

5657388 is an abundant number, since it is smaller than the sum of its proper divisors (8743572).

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

5657388 is a wasteful number, since it uses less digits than its factorization.

5657388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42877 (or 42875 counting only the distinct ones).

The product of its digits is 201600, while the sum is 42.

The square root of 5657388 is about 2378.5264345809. The cubic root of 5657388 is about 178.1853474810.

The spelling of 5657388 in words is "five million, six hundred fifty-seven thousand, three hundred eighty-eight".