665235352 has 16 divisors (see below), whose sum is σ = 1264885200. Its totient is φ = 327932640.

The previous prime is 665235301. The next prime is 665235377. The reversal of 665235352 is 253532566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585027 + ... + 586162.

It is an arithmetic number, because the mean of its divisors is an integer number (79055325).

Almost surely, 2^665235352 is an apocalyptic number.

It is an amenable number.

665235352 is a deficient number, since it is larger than the sum of its proper divisors (599649848).

665235352 is a wasteful number, since it uses less digits than its factorization.

665235352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171266 (or 1171262 counting only the distinct ones).

The product of its digits is 162000, while the sum is 37.

The square root of 665235352 is about 25792.1567923274. The cubic root of 665235352 is about 872.9548325183.

The spelling of 665235352 in words is "six hundred sixty-five million, two hundred thirty-five thousand, three hundred fifty-two".