828356650 has 24 divisors (see below), whose sum is σ = 1680812064. Its totient is φ = 301220400.

The previous prime is 828356621. The next prime is 828356693. The reversal of 828356650 is 56653828.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 828356597 and 828356606.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 752502 + ... + 753601.

It is an arithmetic number, because the mean of its divisors is an integer number (70033836).

Almost surely, 2^828356650 is an apocalyptic number.

828356650 is an abundant number, since it is smaller than the sum of its proper divisors (852455414).

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

828356650 is a wasteful number, since it uses less digits than its factorization.

828356650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506126 (or 1506121 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The square root of 828356650 is about 28781.1856948250. The cubic root of 828356650 is about 939.1589920117.

The spelling of 828356650 in words is "eight hundred twenty-eight million, three hundred fifty-six thousand, six hundred fifty".