822134808 has 96 divisors (see below), whose sum is σ = 2447087760. Its totient is φ = 247280640.

The previous prime is 822134801. The next prime is 822134827. The reversal of 822134808 is 808431228.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822134801) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104716 + ... + 112292.

Almost surely, 2^822134808 is an apocalyptic number.

822134808 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 822134808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1223543880).

822134808 is an abundant number, since it is smaller than the sum of its proper divisors (1624952952).

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

822134808 is a wasteful number, since it uses less digits than its factorization.

822134808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7737 (or 7730 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 36.

The square root of 822134808 is about 28672.8932617551. The cubic root of 822134808 is about 936.8017183187.

The spelling of 822134808 in words is "eight hundred twenty-two million, one hundred thirty-four thousand, eight hundred eight".