670336737 has 8 divisors (see below), whose sum is σ = 1021465536. Its totient is φ = 383049552.

The previous prime is 670336729. The next prime is 670336783. The reversal of 670336737 is 737633076.

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

It is not a de Polignac number, because 670336737 - 2³ = 670336729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (670336237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15960378 + ... + 15960419.

It is an arithmetic number, because the mean of its divisors is an integer number (127683192).

Almost surely, 2^670336737 is an apocalyptic number.

It is an amenable number.

670336737 is a deficient number, since it is larger than the sum of its proper divisors (351128799).

670336737 is a wasteful number, since it uses less digits than its factorization.

670336737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31920807.

The product of its (nonzero) digits is 333396, while the sum is 42.

The square root of 670336737 is about 25890.8620366337. The cubic root of 670336737 is about 875.1805829191.

The spelling of 670336737 in words is "six hundred seventy million, three hundred thirty-six thousand, seven hundred thirty-seven".