673358159 has 4 divisors (see below), whose sum is σ = 681881760. Its totient is φ = 664834560.

The previous prime is 673358149. The next prime is 673358177. The reversal of 673358159 is 951853376.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 673358159 - 2²⁴ = 656580943 is a prime.

It is a super-2 number, since 2×673358159² = 906822420583738562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673358149) 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, 4261682 + ... + 4261839.

It is an arithmetic number, because the mean of its divisors is an integer number (170470440).

Almost surely, 2^673358159 is an apocalyptic number.

673358159 is a deficient number, since it is larger than the sum of its proper divisors (8523601).

673358159 is an equidigital number, since it uses as much as digits as its factorization.

673358159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8523600.

The product of its digits is 680400, while the sum is 47.

The square root of 673358159 is about 25949.1456314076. The cubic root of 673358159 is about 876.4935185197.

The spelling of 673358159 in words is "six hundred seventy-three million, three hundred fifty-eight thousand, one hundred fifty-nine".