825538450 has 96 divisors (see below), whose sum is σ = 1740424320. Its totient is φ = 288691200.

The previous prime is 825538421. The next prime is 825538507. The reversal of 825538450 is 54835528.

825538450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2299371 + ... + 2299729.

It is an arithmetic number, because the mean of its divisors is an integer number (18129420).

Almost surely, 2^825538450 is an apocalyptic number.

825538450 is an abundant number, since it is smaller than the sum of its proper divisors (914885870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

825538450 is a wasteful number, since it uses less digits than its factorization.

825538450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532 (or 527 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

The square root of 825538450 is about 28732.1849151783. The cubic root of 825538450 is about 938.0927262121.

The spelling of 825538450 in words is "eight hundred twenty-five million, five hundred thirty-eight thousand, four hundred fifty".