825372250 has 72 divisors (see below), whose sum is σ = 1635900084. Its totient is φ = 311797200.

The previous prime is 825372211. The next prime is 825372259. The reversal of 825372250 is 52273528.

It can be written as a sum of positive squares in 2 ways, for example, as 557951641 + 267420609 = 23621^2 + 16353^2 .

It is not an unprimeable number, because it can be changed into a prime (825372259) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10447711 + ... + 10447789.

Almost surely, 2^825372250 is an apocalyptic number.

825372250 is a deficient number, since it is larger than the sum of its proper divisors (810527834).

825372250 is an equidigital number, since it uses as much as digits as its factorization.

825372250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 109 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 825372250 is about 28729.2925426297. The cubic root of 825372250 is about 938.0297687265.

The spelling of 825372250 in words is "eight hundred twenty-five million, three hundred seventy-two thousand, two hundred fifty".