670707338 has 32 divisors (see below), whose sum is σ = 1163783808. Its totient is φ = 283968000.

The previous prime is 670707329. The next prime is 670707361. The reversal of 670707338 is 833707076.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 670707295 and 670707304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461513 + ... + 462963.

It is an arithmetic number, because the mean of its divisors is an integer number (36368244).

Almost surely, 2^670707338 is an apocalyptic number.

670707338 is a deficient number, since it is larger than the sum of its proper divisors (493076470).

670707338 is a wasteful number, since it uses less digits than its factorization.

670707338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838.

The product of its (nonzero) digits is 148176, while the sum is 41.

The square root of 670707338 is about 25898.0180322742. The cubic root of 670707338 is about 875.3418367228.

The spelling of 670707338 in words is "six hundred seventy million, seven hundred seven thousand, three hundred thirty-eight".