57490766 has 8 divisors (see below), whose sum is σ = 86270184. Its totient is φ = 28734040.

The previous prime is 57490739. The next prime is 57490781. The reversal of 57490766 is 66709475.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3881 + ... + 11403.

It is an arithmetic number, because the mean of its divisors is an integer number (10783773).

Almost surely, 2^57490766 is an apocalyptic number.

57490766 is a deficient number, since it is larger than the sum of its proper divisors (28779418).

57490766 is a wasteful number, since it uses less digits than its factorization.

57490766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11346.

The product of its (nonzero) digits is 317520, while the sum is 44.

The square root of 57490766 is about 7582.2665476756. The cubic root of 57490766 is about 385.9514691060.

The spelling of 57490766 in words is "fifty-seven million, four hundred ninety thousand, seven hundred sixty-six".