673862879 has 8 divisors (see below), whose sum is σ = 697391760. Its totient is φ = 650353536.

The previous prime is 673862867. The next prime is 673862929. The reversal of 673862879 is 978268376.

It is a happy number.

673862879 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-673862879 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 (673868879) 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, 118352 + ... + 123914.

It is an arithmetic number, because the mean of its divisors is an integer number (87173970).

Almost surely, 2^673862879 is an apocalyptic number.

673862879 is a deficient number, since it is larger than the sum of its proper divisors (23528881).

673862879 is a wasteful number, since it uses less digits than its factorization.

673862879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9769.

The product of its digits is 6096384, while the sum is 56.

The square root of 673862879 is about 25958.8689853776. The cubic root of 673862879 is about 876.7124576376.

The spelling of 673862879 in words is "six hundred seventy-three million, eight hundred sixty-two thousand, eight hundred seventy-nine".