673456250 has 48 divisors (see below), whose sum is σ = 1270465560. Its totient is φ = 267720000.

The previous prime is 673456219. The next prime is 673456313. The reversal of 673456250 is 52654376.

It can be written as a sum of positive squares in 12 ways, for example, as 515426209 + 158030041 = 22703^2 + 12571^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1731056 + ... + 1731444.

Almost surely, 2^673456250 is an apocalyptic number.

673456250 is a deficient number, since it is larger than the sum of its proper divisors (597009310).

673456250 is an equidigital number, since it uses as much as digits as its factorization.

673456250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693 (or 673 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 38.

The square root of 673456250 is about 25951.0356248070. The cubic root of 673456250 is about 876.5360773225.

The spelling of 673456250 in words is "six hundred seventy-three million, four hundred fifty-six thousand, two hundred fifty".