5657578 has 16 divisors (see below), whose sum is σ = 8749440. Its totient is φ = 2742336.

The previous prime is 5657551. The next prime is 5657599. The reversal of 5657578 is 8757565.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12850 + ... + 13282.

It is an arithmetic number, because the mean of its divisors is an integer number (546840).

Almost surely, 2^5657578 is an apocalyptic number.

5657578 is a deficient number, since it is larger than the sum of its proper divisors (3091862).

5657578 is a wasteful number, since it uses less digits than its factorization.

5657578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621.

The product of its digits is 294000, while the sum is 43.

The square root of 5657578 is about 2378.5663749410. The cubic root of 5657578 is about 178.1873422082.

The spelling of 5657578 in words is "five million, six hundred fifty-seven thousand, five hundred seventy-eight".