828450375 has 32 divisors (see below), whose sum is σ = 1459643328. Its totient is φ = 415846400.

The previous prime is 828450319. The next prime is 828450383. The reversal of 828450375 is 573054828.

It is not a de Polignac number, because 828450375 - 2⁹ = 828449863 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 58602 + ... + 71351.

It is an arithmetic number, because the mean of its divisors is an integer number (45613854).

Almost surely, 2^828450375 is an apocalyptic number.

828450375 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

828450375 is a deficient number, since it is larger than the sum of its proper divisors (631192953).

828450375 is a wasteful number, since it uses less digits than its factorization.

828450375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129988 (or 129978 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 828450375 is about 28782.8138825932. The cubic root of 828450375 is about 939.1944112790.

The spelling of 828450375 in words is "eight hundred twenty-eight million, four hundred fifty thousand, three hundred seventy-five".