670700737 has 8 divisors (see below), whose sum is σ = 767758400. Its totient is φ = 573953904.

The previous prime is 670700689. The next prime is 670700747. The reversal of 670700737 is 737007076.

670700737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670700737 is a prime.

It is a super-2 number, since 2×670700737² = 899678957224686338, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 670700696 and 670700705.

It is not an unprimeable number, because it can be changed into a prime (670700747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73062 + ... + 81727.

It is an arithmetic number, because the mean of its divisors is an integer number (95969800).

Almost surely, 2^670700737 is an apocalyptic number.

It is an amenable number.

670700737 is a deficient number, since it is larger than the sum of its proper divisors (97057663).

670700737 is a wasteful number, since it uses less digits than its factorization.

670700737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155415.

The product of its (nonzero) digits is 43218, while the sum is 37.

The square root of 670700737 is about 25897.8905897758. The cubic root of 670700737 is about 875.3389650528.

The spelling of 670700737 in words is "six hundred seventy million, seven hundred thousand, seven hundred thirty-seven".