828082578 has 8 divisors (see below), whose sum is σ = 1656165168. Its totient is φ = 276027524.

The previous prime is 828082531. The next prime is 828082603. The reversal of 828082578 is 875280828.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

828082578 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69006876 + ... + 69006887.

It is an arithmetic number, because the mean of its divisors is an integer number (207020646).

Almost surely, 2^828082578 is an apocalyptic number.

828082578 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

828082578 is a wasteful number, since it uses less digits than its factorization.

828082578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138013768.

The product of its (nonzero) digits is 573440, while the sum is 48.

The square root of 828082578 is about 28776.4239960423. The cubic root of 828082578 is about 939.0554031464.

The spelling of 828082578 in words is "eight hundred twenty-eight million, eighty-two thousand, five hundred seventy-eight".