716505828 has 24 divisors (see below), whose sum is σ = 1677197088. Its totient is φ = 238070976.

The previous prime is 716505809. The next prime is 716505859. The reversal of 716505828 is 828505617.

It is a self number, because there is not a number n which added to its sum of digits gives 716505828.

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 7 ways as a sum of consecutive naturals, for example, 91626 + ... + 99137.

It is an arithmetic number, because the mean of its divisors is an integer number (69883212).

Almost surely, 2^716505828 is an apocalyptic number.

It is an amenable number.

716505828 is an abundant number, since it is smaller than the sum of its proper divisors (960691260).

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

716505828 is a wasteful number, since it uses less digits than its factorization.

716505828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191083 (or 191081 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 42.

The square root of 716505828 is about 26767.6264917157. The cubic root of 716505828 is about 894.8287087275.

The spelling of 716505828 in words is "seven hundred sixteen million, five hundred five thousand, eight hundred twenty-eight".