673789952 has 72 divisors (see below), whose sum is σ = 1481407200. Its totient is φ = 306155520.

The previous prime is 673789939. The next prime is 673789967. The reversal of 673789952 is 259987376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 246449 + ... + 249167.

It is an arithmetic number, because the mean of its divisors is an integer number (20575100).

Almost surely, 2^673789952 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 673789952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (740703600).

673789952 is an abundant number, since it is smaller than the sum of its proper divisors (807617248).

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

673789952 is a wasteful number, since it uses less digits than its factorization.

673789952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763 (or 2732 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 56.

The square root of 673789952 is about 25957.4642829380. The cubic root of 673789952 is about 876.6808298797.

The spelling of 673789952 in words is "six hundred seventy-three million, seven hundred eighty-nine thousand, nine hundred fifty-two".