670261173 has 8 divisors (see below), whose sum is σ = 902895168. Its totient is φ = 442233984.

The previous prime is 670261133. The next prime is 670261187. The reversal of 670261173 is 371162076.

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

It is not a de Polignac number, because 670261173 - 2¹⁴ = 670244789 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670261133) 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, 1151361 + ... + 1151942.

It is an arithmetic number, because the mean of its divisors is an integer number (112861896).

Almost surely, 2^670261173 is an apocalyptic number.

It is an amenable number.

670261173 is a deficient number, since it is larger than the sum of its proper divisors (232633995).

670261173 is a wasteful number, since it uses less digits than its factorization.

670261173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303403.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 670261173 is about 25889.4027161694. The cubic root of 670261173 is about 875.1476966462.

The spelling of 670261173 in words is "six hundred seventy million, two hundred sixty-one thousand, one hundred seventy-three".