673796412 has 72 divisors (see below), whose sum is σ = 1750148400. Its totient is φ = 218453760.

The previous prime is 673796363. The next prime is 673796413. The reversal of 673796412 is 214697376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673796413) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 434214 + ... + 435762.

Almost surely, 2^673796412 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 673796412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (875074200).

673796412 is an abundant number, since it is smaller than the sum of its proper divisors (1076351988).

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

673796412 is a wasteful number, since it uses less digits than its factorization.

673796412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883 (or 1878 counting only the distinct ones).

The product of its digits is 381024, while the sum is 45.

The square root of 673796412 is about 25957.5887169822. The cubic root of 673796412 is about 876.6836316134.

The spelling of 673796412 in words is "six hundred seventy-three million, seven hundred ninety-six thousand, four hundred twelve".