670173373 has 4 divisors (see below), whose sum is σ = 670512640. Its totient is φ = 669834108.

The previous prime is 670173367. The next prime is 670173397. The reversal of 670173373 is 373371076.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-670173373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (670173313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166653 + ... + 170626.

It is an arithmetic number, because the mean of its divisors is an integer number (167628160).

Almost surely, 2^670173373 is an apocalyptic number.

It is an amenable number.

670173373 is a deficient number, since it is larger than the sum of its proper divisors (339267).

670173373 is a wasteful number, since it uses less digits than its factorization.

670173373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339266.

The product of its (nonzero) digits is 55566, while the sum is 37.

The square root of 670173373 is about 25887.7069861353. The cubic root of 670173373 is about 875.1094820287.

The spelling of 670173373 in words is "six hundred seventy million, one hundred seventy-three thousand, three hundred seventy-three".