670000707 has 16 divisors (see below), whose sum is σ = 995419680. Its totient is φ = 445395456.

The previous prime is 670000663. The next prime is 670000729. The reversal of 670000707 is 707000076.

It is not a de Polignac number, because 670000707 - 2²³ = 661612099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (670000757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25618 + ... + 44679.

It is an arithmetic number, because the mean of its divisors is an integer number (62213730).

Almost surely, 2^670000707 is an apocalyptic number.

670000707 is a deficient number, since it is larger than the sum of its proper divisors (325418973).

670000707 is a wasteful number, since it uses less digits than its factorization.

670000707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70659 (or 70653 counting only the distinct ones).

The product of its (nonzero) digits is 2058, while the sum is 27.

The square root of 670000707 is about 25884.3718679824. The cubic root of 670000707 is about 875.0343200688.

The spelling of 670000707 in words is "six hundred seventy million, seven hundred seven", and thus it is an aban number.