670066929 has 48 divisors (see below), whose sum is σ = 1141400832. Its totient is φ = 370790784.

The previous prime is 670066913. The next prime is 670066931. The reversal of 670066929 is 929660076.

It is not a de Polignac number, because 670066929 - 2⁴ = 670066913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670066909) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 612507 + ... + 613599.

It is an arithmetic number, because the mean of its divisors is an integer number (23779184).

Almost surely, 2^670066929 is an apocalyptic number.

It is an amenable number.

670066929 is a deficient number, since it is larger than the sum of its proper divisors (471333903).

670066929 is a wasteful number, since it uses less digits than its factorization.

670066929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1406 (or 1403 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The square root of 670066929 is about 25885.6510252302. The cubic root of 670066929 is about 875.0631482044.

The spelling of 670066929 in words is "six hundred seventy million, sixty-six thousand, nine hundred twenty-nine".