670037539 has 8 divisors (see below), whose sum is σ = 687144528. Its totient is φ = 652967040.

The previous prime is 670037513. The next prime is 670037569. The reversal of 670037539 is 935730076.

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

It is a cyclic number.

It is not a de Polignac number, because 670037539 - 2⁷ = 670037411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670037509) 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, 30199 + ... + 47455.

It is an arithmetic number, because the mean of its divisors is an integer number (85893066).

Almost surely, 2^670037539 is an apocalyptic number.

670037539 is a deficient number, since it is larger than the sum of its proper divisors (17106989).

670037539 is a wasteful number, since it uses less digits than its factorization.

670037539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18245.

The product of its (nonzero) digits is 119070, while the sum is 40.

The square root of 670037539 is about 25885.0833299798. The cubic root of 670037539 is about 875.0503542178.

The spelling of 670037539 in words is "six hundred seventy million, thirty-seven thousand, five hundred thirty-nine".