664530092 has 12 divisors (see below), whose sum is σ = 1224134520. Its totient is φ = 314777376.

The previous prime is 664530089. The next prime is 664530103. The reversal of 664530092 is 290035466.

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, 4371833 + ... + 4371984.

It is an arithmetic number, because the mean of its divisors is an integer number (102011210).

Almost surely, 2^664530092 is an apocalyptic number.

It is an amenable number.

664530092 is a deficient number, since it is larger than the sum of its proper divisors (559604428).

664530092 is a wasteful number, since it uses less digits than its factorization.

664530092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8743840 (or 8743838 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 664530092 is about 25778.4811810161. The cubic root of 664530092 is about 872.6462310492.

The spelling of 664530092 in words is "six hundred sixty-four million, five hundred thirty thousand, ninety-two".