673006340 has 24 divisors (see below), whose sum is σ = 1417841880. Its totient is φ = 268339968.

The previous prime is 673006307. The next prime is 673006361. The reversal of 673006340 is 43600376.

It can be written as a sum of positive squares in 4 ways, for example, as 10252804 + 662753536 = 3202^2 + 25744^2 .

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, 47495 + ... + 60014.

It is an arithmetic number, because the mean of its divisors is an integer number (59076745).

Almost surely, 2^673006340 is an apocalyptic number.

It is an amenable number.

673006340 is an abundant number, since it is smaller than the sum of its proper divisors (744835540).

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

673006340 is a wasteful number, since it uses less digits than its factorization.

673006340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107831 (or 107829 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 673006340 is about 25942.3657363780. The cubic root of 673006340 is about 876.3408405873.

The spelling of 673006340 in words is "six hundred seventy-three million, six thousand, three hundred forty".