673737079 has 4 divisors (see below), whose sum is σ = 673791976. Its totient is φ = 673682184.

The previous prime is 673737041. The next prime is 673737101. The reversal of 673737079 is 970737376.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 673737079 - 2¹⁹ = 673212791 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 (673737479) 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, 337 + ... + 36709.

It is an arithmetic number, because the mean of its divisors is an integer number (168447994).

Almost surely, 2^673737079 is an apocalyptic number.

673737079 is a deficient number, since it is larger than the sum of its proper divisors (54897).

673737079 is a wasteful number, since it uses less digits than its factorization.

673737079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54896.

The product of its (nonzero) digits is 1166886, while the sum is 49.

The square root of 673737079 is about 25956.4458083151. The cubic root of 673737079 is about 876.6578979270.

The spelling of 673737079 in words is "six hundred seventy-three million, seven hundred thirty-seven thousand, seventy-nine".