665084092 has 6 divisors (see below), whose sum is σ = 1163897168. Its totient is φ = 332542044.

The previous prime is 665084059. The next prime is 665084099. The reversal of 665084092 is 290480566.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (665084099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83135508 + ... + 83135515.

Almost surely, 2^665084092 is an apocalyptic number.

It is an amenable number.

665084092 is a deficient number, since it is larger than the sum of its proper divisors (498813076).

665084092 is a wasteful number, since it uses less digits than its factorization.

665084092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166271027 (or 166271025 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 665084092 is about 25789.2243388590. The cubic root of 665084092 is about 872.8886638775. Note that the first 3 decimals are identical.

The spelling of 665084092 in words is "six hundred sixty-five million, eighty-four thousand, ninety-two".