673717360 has 40 divisors (see below), whose sum is σ = 1575479520. Its totient is φ = 267923712.

The previous prime is 673717321. The next prime is 673717379. The reversal of 673717360 is 63717376.

It is a tau number, because it is divible by the number of its divisors (40).

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 7 ways as a sum of consecutive naturals, for example, 10500 + ... + 38179.

It is an arithmetic number, because the mean of its divisors is an integer number (39386988).

Almost surely, 2^673717360 is an apocalyptic number.

It is an amenable number.

673717360 is an abundant number, since it is smaller than the sum of its proper divisors (901762160).

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

673717360 is a wasteful number, since it uses less digits than its factorization.

673717360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48865 (or 48859 counting only the distinct ones).

The product of its (nonzero) digits is 111132, while the sum is 40.

The square root of 673717360 is about 25956.0659576909. The cubic root of 673717360 is about 876.6493451417.

The spelling of 673717360 in words is "six hundred seventy-three million, seven hundred seventeen thousand, three hundred sixty".