673500250 has 16 divisors (see below), whose sum is σ = 1260792936. Its totient is φ = 269400000.

The previous prime is 673500241. The next prime is 673500253. The reversal of 673500250 is 52005376.

It can be written as a sum of positive squares in 4 ways, for example, as 24830289 + 648669961 = 4983^2 + 25469^2 .

It is not an unprimeable number, because it can be changed into a prime (673500253) 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, 1346751 + ... + 1347250.

Almost surely, 2^673500250 is an apocalyptic number.

673500250 is a deficient number, since it is larger than the sum of its proper divisors (587292686).

673500250 is a wasteful number, since it uses less digits than its factorization.

673500250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694018 (or 2694008 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 673500250 is about 25951.8833613285. The cubic root of 673500250 is about 876.5551662870. Note that the first 3 decimals are identical.

The spelling of 673500250 in words is "six hundred seventy-three million, five hundred thousand, two hundred fifty".