673139200 has 120 divisors (see below), whose sum is σ = 1707935328. Its totient is φ = 262778880.

The previous prime is 673139147. The next prime is 673139249. The reversal of 673139200 is 2931376.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 549789 + ... + 551011.

Almost surely, 2^673139200 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 673139200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (853967664).

673139200 is an abundant number, since it is smaller than the sum of its proper divisors (1034796128).

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

673139200 is a wasteful number, since it uses less digits than its factorization.

673139200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294 (or 1273 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 673139200 is about 25944.9262862703. The cubic root of 673139200 is about 876.3985037307.

The spelling of 673139200 in words is "six hundred seventy-three million, one hundred thirty-nine thousand, two hundred".