825075250 has 16 divisors (see below), whose sum is σ = 1544541336. Its totient is φ = 330030000.

The previous prime is 825075241. The next prime is 825075269. The reversal of 825075250 is 52570528.

It can be written as a sum of positive squares in 4 ways, for example, as 29778849 + 795296401 = 5457^2 + 28201^2 .

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, 1649901 + ... + 1650400.

Almost surely, 2^825075250 is an apocalyptic number.

825075250 is a deficient number, since it is larger than the sum of its proper divisors (719466086).

825075250 is a wasteful number, since it uses less digits than its factorization.

825075250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300318 (or 3300308 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 34.

The square root of 825075250 is about 28724.1231371821. The cubic root of 825075250 is about 937.9172424233.

The spelling of 825075250 in words is "eight hundred twenty-five million, seventy-five thousand, two hundred fifty".