666032974 has 8 divisors (see below), whose sum is σ = 999159840. Its totient is φ = 332979696.

The previous prime is 666032959. The next prime is 666032981. The reversal of 666032974 is 479230666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 666032974.

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, 21787 + ... + 42505.

It is an arithmetic number, because the mean of its divisors is an integer number (124894980).

Almost surely, 2^666032974 is an apocalyptic number.

666032974 is a deficient number, since it is larger than the sum of its proper divisors (333126866).

666032974 is a wasteful number, since it uses less digits than its factorization.

666032974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36794.

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 666032974 is about 25807.6146514938. The cubic root of 666032974 is about 873.3035862227.

The spelling of 666032974 in words is "six hundred sixty-six million, thirty-two thousand, nine hundred seventy-four".