822253152 has 48 divisors (see below), whose sum is σ = 2466761472. Its totient is φ = 234929280.

The previous prime is 822253129. The next prime is 822253193. The reversal of 822253152 is 251352228.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×822253152² = 1352200491947870208, which contains 22 as substring.

It is a congruent number.

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, 611124 + ... + 612467.

It is an arithmetic number, because the mean of its divisors is an integer number (51390864).

Almost surely, 2^822253152 is an apocalyptic number.

It is an amenable number.

822253152 is an abundant number, since it is smaller than the sum of its proper divisors (1644508320).

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

822253152 is a wasteful number, since it uses less digits than its factorization.

822253152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223611 (or 1223603 counting only the distinct ones).

The product of its digits is 9600, while the sum is 30.

The square root of 822253152 is about 28674.9568787819. The cubic root of 822253152 is about 936.8466661554.

The spelling of 822253152 in words is "eight hundred twenty-two million, two hundred fifty-three thousand, one hundred fifty-two".