673899696 has 160 divisors (see below), whose sum is σ = 1992729600. Its totient is φ = 217969920.

The previous prime is 673899689. The next prime is 673899749. The reversal of 673899696 is 696998376.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2819545 + ... + 2819783.

It is an arithmetic number, because the mean of its divisors is an integer number (12454560).

Almost surely, 2^673899696 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 673899696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (996364800).

673899696 is an abundant number, since it is smaller than the sum of its proper divisors (1318829904).

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

673899696 is a wasteful number, since it uses less digits than its factorization.

673899696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424 (or 412 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 63.

The square root of 673899696 is about 25959.5781167568. The cubic root of 673899696 is about 876.7284239594.

The spelling of 673899696 in words is "six hundred seventy-three million, eight hundred ninety-nine thousand, six hundred ninety-six".