668733094 has 16 divisors (see below), whose sum is σ = 1021798800. Its totient is φ = 328191264.

The previous prime is 668733077. The next prime is 668733113. The reversal of 668733094 is 490337866.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8992 + ... + 37660.

It is an arithmetic number, because the mean of its divisors is an integer number (63862425).

Almost surely, 2^668733094 is an apocalyptic number.

668733094 is a deficient number, since it is larger than the sum of its proper divisors (353065706).

668733094 is a wasteful number, since it uses less digits than its factorization.

668733094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28887.

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 668733094 is about 25859.8742069640. The cubic root of 668733094 is about 874.4821290402.

The spelling of 668733094 in words is "six hundred sixty-eight million, seven hundred thirty-three thousand, ninety-four".