673373568 has 128 divisors (see below), whose sum is σ = 2110371840. Its totient is φ = 186163200.

The previous prime is 673373567. The next prime is 673373581. The reversal of 673373568 is 865373376.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673373563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79288 + ... + 87368.

It is an arithmetic number, because the mean of its divisors is an integer number (16487280).

Almost surely, 2^673373568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673373568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1055185920).

673373568 is an abundant number, since it is smaller than the sum of its proper divisors (1436998272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673373568 is a wasteful number, since it uses less digits than its factorization.

673373568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8136 (or 8124 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 48.

The square root of 673373568 is about 25949.4425373648. The cubic root of 673373568 is about 876.5002043057.

The spelling of 673373568 in words is "six hundred seventy-three million, three hundred seventy-three thousand, five hundred sixty-eight".