850993250 has 16 divisors (see below), whose sum is σ = 1593059832. Its totient is φ = 340397200.

The previous prime is 850993243. The next prime is 850993289. The reversal of 850993250 is 52399058.

It can be written as a sum of positive squares in 4 ways, for example, as 222337921 + 628655329 = 14911^2 + 25073^2 .

It is a junction number, because it is equal to n+sod(n) for n = 850993198 and 850993207.

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, 1701737 + ... + 1702236.

Almost surely, 2^850993250 is an apocalyptic number.

850993250 is a deficient number, since it is larger than the sum of its proper divisors (742066582).

850993250 is a wasteful number, since it uses less digits than its factorization.

850993250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403990 (or 3403980 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 850993250 is about 29171.7885978903. The cubic root of 850993250 is about 947.6370638269.

The spelling of 850993250 in words is "eight hundred fifty million, nine hundred ninety-three thousand, two hundred fifty".