6665252 has 12 divisors (see below), whose sum is σ = 12724656. Its totient is φ = 3029640.

The previous prime is 6665249. The next prime is 6665261. The reversal of 6665252 is 2525666.

It is an Ulam 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, 75698 + ... + 75785.

It is an arithmetic number, because the mean of its divisors is an integer number (1060388).

Almost surely, 2^6665252 is an apocalyptic number.

It is an amenable number.

6665252 is a deficient number, since it is larger than the sum of its proper divisors (6059404).

6665252 is a wasteful number, since it uses less digits than its factorization.

6665252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151498 (or 151496 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 6665252 is about 2581.7149339151. The cubic root of 6665252 is about 188.1938923114.

The spelling of 6665252 in words is "six million, six hundred sixty-five thousand, two hundred fifty-two".