673538800 has 60 divisors (see below), whose sum is σ = 1765295496. Its totient is φ = 244921600.

The previous prime is 673538791. The next prime is 673538813. The reversal of 673538800 is 8835376.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

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, 72139 + ... + 80938.

Almost surely, 2^673538800 is an apocalyptic number.

It is an amenable number.

673538800 is an abundant number, since it is smaller than the sum of its proper divisors (1091756696).

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

673538800 is a wasteful number, since it uses less digits than its factorization.

673538800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153106 (or 153095 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 673538800 is about 25952.6260713632. The cubic root of 673538800 is about 876.5718901398.

The spelling of 673538800 in words is "six hundred seventy-three million, five hundred thirty-eight thousand, eight hundred".