670339418 has 16 divisors (see below), whose sum is σ = 1209635520. Its totient is φ = 272167776.

The previous prime is 670339409. The next prime is 670339447. The reversal of 670339418 is 814933076.

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, 1259771 + ... + 1260302.

It is an arithmetic number, because the mean of its divisors is an integer number (75602220).

Almost surely, 2^670339418 is an apocalyptic number.

670339418 is a deficient number, since it is larger than the sum of its proper divisors (539296102).

670339418 is a wasteful number, since it uses less digits than its factorization.

670339418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2520101.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 670339418 is about 25890.9138116058. The cubic root of 670339418 is about 875.1817496740.

The spelling of 670339418 in words is "six hundred seventy million, three hundred thirty-nine thousand, four hundred eighteen".