670384090 has 16 divisors (see below), whose sum is σ = 1207276488. Its totient is φ = 268023616.

The previous prime is 670384079. The next prime is 670384109. The reversal of 670384090 is 90483076.

It can be written as a sum of positive squares in 4 ways, for example, as 654694569 + 15689521 = 25587^2 + 3961^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6984 + ... + 37276.

Almost surely, 2^670384090 is an apocalyptic number.

670384090 is a deficient number, since it is larger than the sum of its proper divisors (536892398).

670384090 is a wasteful number, since it uses less digits than its factorization.

670384090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32513.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 670384090 is about 25891.7764937055. The cubic root of 670384090 is about 875.2011901990.

The spelling of 670384090 in words is "six hundred seventy million, three hundred eighty-four thousand, ninety".