5657620 has 12 divisors (see below), whose sum is σ = 11881044. Its totient is φ = 2263040.

The previous prime is 5657599. The next prime is 5657623. The reversal of 5657620 is 267565.

It can be written as a sum of positive squares in 2 ways, for example, as 913936 + 4743684 = 956^2 + 2178^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5657623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141421 + ... + 141460.

It is an arithmetic number, because the mean of its divisors is an integer number (990087).

Almost surely, 2^5657620 is an apocalyptic number.

It is an amenable number.

5657620 is an abundant number, since it is smaller than the sum of its proper divisors (6223424).

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

5657620 is a wasteful number, since it uses less digits than its factorization.

5657620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282890 (or 282888 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 5657620 is about 2378.5752037722. The cubic root of 5657620 is about 178.1877831418.

The spelling of 5657620 in words is "five million, six hundred fifty-seven thousand, six hundred twenty".