670338674 has 8 divisors (see below), whose sum is σ = 1005618348. Its totient is φ = 335132560.

The previous prime is 670338649. The next prime is 670338709. The reversal of 670338674 is 476833076.

It can be written as a sum of positive squares in 2 ways, for example, as 653058025 + 17280649 = 25555^2 + 4157^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 23264 + ... + 43380.

Almost surely, 2^670338674 is an apocalyptic number.

670338674 is a deficient number, since it is larger than the sum of its proper divisors (335279674).

670338674 is a wasteful number, since it uses less digits than its factorization.

670338674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36780.

The product of its (nonzero) digits is 508032, while the sum is 44.

The square root of 670338674 is about 25890.8994436269. The cubic root of 670338674 is about 875.1814258901.

The spelling of 670338674 in words is "six hundred seventy million, three hundred thirty-eight thousand, six hundred seventy-four".