828408936 has 32 divisors (see below), whose sum is σ = 2121537600. Its totient is φ = 269400960.

The previous prime is 828408913. The next prime is 828408961. The reversal of 828408936 is 639804828.

It is a happy number.

It is a super-2 number, since 2×828408936² = 1372522730489304192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419956 + ... + 421923.

It is an arithmetic number, because the mean of its divisors is an integer number (66298050).

Almost surely, 2^828408936 is an apocalyptic number.

It is an amenable number.

828408936 is an abundant number, since it is smaller than the sum of its proper divisors (1293128664).

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

828408936 is a wasteful number, since it uses less digits than its factorization.

828408936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841929 (or 841925 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The square root of 828408936 is about 28782.0940169405. The cubic root of 828408936 is about 939.1787515496.

The spelling of 828408936 in words is "eight hundred twenty-eight million, four hundred eight thousand, nine hundred thirty-six".