1163634822 has 160 divisors (see below), whose sum is σ = 3199046400. Its totient is φ = 308722752.

The previous prime is 1163634811. The next prime is 1163634847. The reversal of 1163634822 is 2284363611.

1163634822 is a `hidden beast` number, since 1 + 16 + 3 + 634 + 8 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1141429 + ... + 1142447.

It is an arithmetic number, because the mean of its divisors is an integer number (19994040).

Almost surely, 2^1163634822 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1163634822, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1599523200).

1163634822 is an abundant number, since it is smaller than the sum of its proper divisors (2035411578).

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

1163634822 is a wasteful number, since it uses less digits than its factorization.

1163634822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112 (or 1103 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 1163634822 is about 34112.0920202793. The cubic root of 1163634822 is about 1051.8138932350.

The spelling of 1163634822 in words is "one billion, one hundred sixty-three million, six hundred thirty-four thousand, eight hundred twenty-two".