574628666 has 8 divisors (see below), whose sum is σ = 907308480. Its totient is φ = 272192508.

The previous prime is 574628633. The next prime is 574628689. The reversal of 574628666 is 666826475.

It is a happy number.

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

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, 7560866 + ... + 7560941.

It is an arithmetic number, because the mean of its divisors is an integer number (113413560).

Almost surely, 2^574628666 is an apocalyptic number.

574628666 is a deficient number, since it is larger than the sum of its proper divisors (332679814).

574628666 is a wasteful number, since it uses less digits than its factorization.

574628666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15121828.

The product of its digits is 2903040, while the sum is 50.

The square root of 574628666 is about 23971.4135169372. The cubic root of 574628666 is about 831.3727059817.

The spelling of 574628666 in words is "five hundred seventy-four million, six hundred twenty-eight thousand, six hundred sixty-six".