668035310 has 16 divisors (see below), whose sum is σ = 1203041376. Its totient is φ = 267085728.

The previous prime is 668035261. The next prime is 668035327. The reversal of 668035310 is 13530866.

It is a super-2 number, since 2×668035310² = 892542350813592200, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 7439 + ... + 37301.

It is an arithmetic number, because the mean of its divisors is an integer number (75190086).

Almost surely, 2^668035310 is an apocalyptic number.

668035310 is a deficient number, since it is larger than the sum of its proper divisors (535006066).

668035310 is a wasteful number, since it uses less digits than its factorization.

668035310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32107.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 668035310 is about 25846.3790500720. The cubic root of 668035310 is about 874.1778661475.

The spelling of 668035310 in words is "six hundred sixty-eight million, thirty-five thousand, three hundred ten".