670366737 has 24 divisors (see below), whose sum is σ = 995388264. Its totient is φ = 434563584.

The previous prime is 670366733. The next prime is 670366751. The reversal of 670366737 is 737663076.

It can be written as a sum of positive squares in 4 ways, for example, as 9054081 + 661312656 = 3009^2 + 25716^2 .

It is not a de Polignac number, because 670366737 - 2² = 670366733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 670366692 and 670366701.

It is not an unprimeable number, because it can be changed into a prime (670366733) 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 in 23 ways as a sum of consecutive naturals, for example, 47683 + ... + 60119.

It is an arithmetic number, because the mean of its divisors is an integer number (41474511).

Almost surely, 2^670366737 is an apocalyptic number.

It is an amenable number.

670366737 is a deficient number, since it is larger than the sum of its proper divisors (325021527).

670366737 is a wasteful number, since it uses less digits than its factorization.

670366737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12609 (or 12606 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 45.

The square root of 670366737 is about 25891.4413851373. The cubic root of 670366737 is about 875.1936385594.

The spelling of 670366737 in words is "six hundred seventy million, three hundred sixty-six thousand, seven hundred thirty-seven".