666004732 has 6 divisors (see below), whose sum is σ = 1165508288. Its totient is φ = 333002364.

The previous prime is 666004709. The next prime is 666004753. The reversal of 666004732 is 237400666.

It is a super-3 number, since 3×666004732³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83250588 + ... + 83250595.

Almost surely, 2^666004732 is an apocalyptic number.

It is an amenable number.

666004732 is a deficient number, since it is larger than the sum of its proper divisors (499503556).

666004732 is a wasteful number, since it uses less digits than its factorization.

666004732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166501187 (or 166501185 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 666004732 is about 25807.0674816028. The cubic root of 666004732 is about 873.2912423952.

The spelling of 666004732 in words is "six hundred sixty-six million, four thousand, seven hundred thirty-two".