57380566 has 16 divisors (see below), whose sum is σ = 91018368. Its totient is φ = 27086400.

The previous prime is 57380549. The next prime is 57380573. The reversal of 57380566 is 66508375.

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, 8745 + ... + 13828.

It is an arithmetic number, because the mean of its divisors is an integer number (5688648).

Almost surely, 2^57380566 is an apocalyptic number.

57380566 is a deficient number, since it is larger than the sum of its proper divisors (33637802).

57380566 is a wasteful number, since it uses less digits than its factorization.

57380566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22647.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 57380566 is about 7574.9961056096. The cubic root of 57380566 is about 385.7047103116.

The spelling of 57380566 in words is "fifty-seven million, three hundred eighty thousand, five hundred sixty-six".