673744908 has 24 divisors (see below), whose sum is σ = 1574037360. Its totient is φ = 224300800.

The previous prime is 673744871. The next prime is 673744909. The reversal of 673744908 is 809447376.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (673744909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24993 + ... + 44408.

It is an arithmetic number, because the mean of its divisors is an integer number (65584890).

Almost surely, 2^673744908 is an apocalyptic number.

It is an amenable number.

673744908 is an abundant number, since it is smaller than the sum of its proper divisors (900292452).

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

673744908 is a wasteful number, since it uses less digits than its factorization.

673744908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70217 (or 70215 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 48.

The square root of 673744908 is about 25956.5966182009. The cubic root of 673744908 is about 876.6612935780.

The spelling of 673744908 in words is "six hundred seventy-three million, seven hundred forty-four thousand, nine hundred eight".