825252850 has 24 divisors (see below), whose sum is σ = 1536034500. Its totient is φ = 329872320.

The previous prime is 825252839. The next prime is 825252851. The reversal of 825252850 is 58252528.

825252850 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 116575209 + 708677641 = 10797^2 + 26621^2 .

It is not an unprimeable number, because it can be changed into a prime (825252851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79776 + ... + 89524.

Almost surely, 2^825252850 is an apocalyptic number.

825252850 is a deficient number, since it is larger than the sum of its proper divisors (710781650).

825252850 is a wasteful number, since it uses less digits than its factorization.

825252850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11454 (or 11449 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 37.

The square root of 825252850 is about 28727.2144490203. The cubic root of 825252850 is about 937.9845341246.

The spelling of 825252850 in words is "eight hundred twenty-five million, two hundred fifty-two thousand, eight hundred fifty".