1162797822 has 16 divisors (see below), whose sum is σ = 2583995280. Its totient is φ = 387599256.

The previous prime is 1162797791. The next prime is 1162797829. The reversal of 1162797822 is 2287972611.

It is a happy number.

1162797822 is a `hidden beast` number, since 11 + 627 + 9 + 7 + 8 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162797829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10766593 + ... + 10766700.

It is an arithmetic number, because the mean of its divisors is an integer number (161499705).

Almost surely, 2^1162797822 is an apocalyptic number.

1162797822 is an abundant number, since it is smaller than the sum of its proper divisors (1421197458).

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

1162797822 is a wasteful number, since it uses less digits than its factorization.

1162797822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21533304 (or 21533298 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 1162797822 is about 34099.8214364826. The cubic root of 1162797822 is about 1051.5616435948.

The spelling of 1162797822 in words is "one billion, one hundred sixty-two million, seven hundred ninety-seven thousand, eight hundred twenty-two".