822685416 has 64 divisors (see below), whose sum is σ = 2353466880. Its totient is φ = 234759360.

The previous prime is 822685397. The next prime is 822685447. The reversal of 822685416 is 614586228.

It is a super-2 number, since 2×822685416² = 1353622587398186112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 15 ways as a sum of consecutive naturals, for example, 156511 + ... + 161681.

It is an arithmetic number, because the mean of its divisors is an integer number (36772920).

Almost surely, 2^822685416 is an apocalyptic number.

It is an amenable number.

822685416 is an abundant number, since it is smaller than the sum of its proper divisors (1530781464).

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

822685416 is a wasteful number, since it uses less digits than its factorization.

822685416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6134 (or 6130 counting only the distinct ones).

The product of its digits is 184320, while the sum is 42.

The square root of 822685416 is about 28682.4931970706. The cubic root of 822685416 is about 937.0108062554.

The spelling of 822685416 in words is "eight hundred twenty-two million, six hundred eighty-five thousand, four hundred sixteen".