828252550 has 12 divisors (see below), whose sum is σ = 1540549836. Its totient is φ = 331301000.

The previous prime is 828252539. The next prime is 828252553. The reversal of 828252550 is 55252828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828252553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8282476 + ... + 8282575.

It is an arithmetic number, because the mean of its divisors is an integer number (128379153).

Almost surely, 2^828252550 is an apocalyptic number.

828252550 is a deficient number, since it is larger than the sum of its proper divisors (712297286).

828252550 is a wasteful number, since it uses less digits than its factorization.

828252550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16565063 (or 16565058 counting only the distinct ones).

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

The square root of 828252550 is about 28779.3771649075. The cubic root of 828252550 is about 939.1196488347.

The spelling of 828252550 in words is "eight hundred twenty-eight million, two hundred fifty-two thousand, five hundred fifty".