670234730 has 48 divisors (see below), whose sum is σ = 1329646752. Its totient is φ = 243064800.

The previous prime is 670234729. The next prime is 670234757. The reversal of 670234730 is 37432076.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 826025 + ... + 826835.

It is an arithmetic number, because the mean of its divisors is an integer number (27700974).

Almost surely, 2^670234730 is an apocalyptic number.

670234730 is a deficient number, since it is larger than the sum of its proper divisors (659412022).

670234730 is a wasteful number, since it uses less digits than its factorization.

670234730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 670234730 is about 25888.8920195516. The cubic root of 670234730 is about 875.1361877818.

The spelling of 670234730 in words is "six hundred seventy million, two hundred thirty-four thousand, seven hundred thirty".