673994752 has 48 divisors (see below), whose sum is σ = 1418671800. Its totient is φ = 319242240.

The previous prime is 673994749. The next prime is 673994753. The reversal of 673994752 is 257499376.

It is a self number, because there is not a number n which added to its sum of digits gives 673994752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673994753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30252 + ... + 47572.

Almost surely, 2^673994752 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 673994752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (709335900).

673994752 is an abundant number, since it is smaller than the sum of its proper divisors (744677048).

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

673994752 is a wasteful number, since it uses less digits than its factorization.

673994752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17362 (or 17342 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 52.

The square root of 673994752 is about 25961.4088985941. The cubic root of 673994752 is about 876.7696439310.

The spelling of 673994752 in words is "six hundred seventy-three million, nine hundred ninety-four thousand, seven hundred fifty-two".