822130965 has 96 divisors (see below), whose sum is σ = 1596381696. Its totient is φ = 404352000.

The previous prime is 822130927. The next prime is 822130993. The reversal of 822130965 is 569031228.

It is not a de Polignac number, because 822130965 - 2¹³ = 822122773 is a prime.

It is a super-2 number, since 2×822130965² = 1351798647223662450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1094340 + ... + 1095090.

It is an arithmetic number, because the mean of its divisors is an integer number (16628976).

Almost surely, 2^822130965 is an apocalyptic number.

822130965 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

822130965 is a deficient number, since it is larger than the sum of its proper divisors (774250731).

822130965 is a wasteful number, since it uses less digits than its factorization.

822130965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841 (or 829 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 822130965 is about 28672.8262471630. The cubic root of 822130965 is about 936.8002586495.

The spelling of 822130965 in words is "eight hundred twenty-two million, one hundred thirty thousand, nine hundred sixty-five".