5657472 has 64 divisors (see below), whose sum is σ = 16707600. Its totient is φ = 1884672.

The previous prime is 5657461. The next prime is 5657489. The reversal of 5657472 is 2747565.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 2638 + ... + 4274.

Almost surely, 2^5657472 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 5657472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8353800).

5657472 is an abundant number, since it is smaller than the sum of its proper divisors (11050128).

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

5657472 is a wasteful number, since it uses less digits than its factorization.

5657472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1660 (or 1642 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 5657472 is about 2378.5440925070. The cubic root of 5657472 is about 178.1862293659.

The spelling of 5657472 in words is "five million, six hundred fifty-seven thousand, four hundred seventy-two".