822984873 has 12 divisors (see below), whose sum is σ = 1147098960. Its totient is φ = 524800936.

The previous prime is 822984871. The next prime is 822984913. The reversal of 822984873 is 378489228.

It is not a de Polignac number, because 822984873 - 2¹ = 822984871 is a prime.

It is a super-2 number, since 2×822984873² = 1354608202373652258, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (822984871) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 257703 + ... + 260876.

It is an arithmetic number, because the mean of its divisors is an integer number (95591580).

Almost surely, 2^822984873 is an apocalyptic number.

It is an amenable number.

822984873 is a deficient number, since it is larger than the sum of its proper divisors (324114087).

822984873 is a wasteful number, since it uses less digits than its factorization.

822984873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518628 (or 518605 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 51.

The square root of 822984873 is about 28687.7129273144. The cubic root of 822984873 is about 937.1244829217.

The spelling of 822984873 in words is "eight hundred twenty-two million, nine hundred eighty-four thousand, eight hundred seventy-three".