670426696 has 8 divisors (see below), whose sum is σ = 1257050070. Its totient is φ = 335213344.

The previous prime is 670426693. The next prime is 670426697. The reversal of 670426696 is 696624076.

It can be written as a sum of positive squares in only one way, i.e., 565773796 + 104652900 = 23786^2 + 10230^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (670426693) by changing a digit.

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 as a sum of consecutive naturals, namely, 41901661 + ... + 41901676.

Almost surely, 2^670426696 is an apocalyptic number.

It is an amenable number.

670426696 is a deficient number, since it is larger than the sum of its proper divisors (586623374).

670426696 is a wasteful number, since it uses less digits than its factorization.

670426696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83803343 (or 83803339 counting only the distinct ones).

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

The square root of 670426696 is about 25892.5992515236. The cubic root of 670426696 is about 875.2197308300.

The spelling of 670426696 in words is "six hundred seventy million, four hundred twenty-six thousand, six hundred ninety-six".