689273304 has 64 divisors (see below), whose sum is σ = 1778444640. Its totient is φ = 222474240.

The previous prime is 689273297. The next prime is 689273327. The reversal of 689273304 is 403372986.

689273304 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132252 + ... + 137364.

Almost surely, 2^689273304 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 689273304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (889222320).

689273304 is an abundant number, since it is smaller than the sum of its proper divisors (1089171336).

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

689273304 is a wasteful number, since it uses less digits than its factorization.

689273304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5300 (or 5296 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 689273304 is about 26254.0150072327. The cubic root of 689273304 is about 883.3452663710.

The spelling of 689273304 in words is "six hundred eighty-nine million, two hundred seventy-three thousand, three hundred four".