57002666 has 32 divisors (see below), whose sum is σ = 105442560. Its totient is φ = 22553856.

The previous prime is 57002653. The next prime is 57002677. The reversal of 57002666 is 66620075.

It is a super-2 number, since 2×57002666² = 6498607862215112, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10355 + ... + 14873.

It is an arithmetic number, because the mean of its divisors is an integer number (3295080).

Almost surely, 2^57002666 is an apocalyptic number.

57002666 is a deficient number, since it is larger than the sum of its proper divisors (48439894).

57002666 is a wasteful number, since it uses less digits than its factorization.

57002666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4598.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 57002666 is about 7550.0109933695. The cubic root of 57002666 is about 384.8561130950.

The spelling of 57002666 in words is "fifty-seven million, two thousand, six hundred sixty-six".