665002246 has 8 divisors (see below), whose sum is σ = 998709120. Its totient is φ = 332099208.

The previous prime is 665002241. The next prime is 665002253. The reversal of 665002246 is 642200566.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (665002241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198886 + ... + 202201.

It is an arithmetic number, because the mean of its divisors is an integer number (124838640).

Almost surely, 2^665002246 is an apocalyptic number.

665002246 is a deficient number, since it is larger than the sum of its proper divisors (333706874).

665002246 is a wasteful number, since it uses less digits than its factorization.

665002246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401918.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 665002246 is about 25787.6374644906. The cubic root of 665002246 is about 872.8528561868.

The spelling of 665002246 in words is "six hundred sixty-five million, two thousand, two hundred forty-six".