1132222284 has 18 divisors (see below), whose sum is σ = 2862006420. Its totient is φ = 377407416.

The previous prime is 1132222283. The next prime is 1132222291. The reversal of 1132222284 is 4822222311.

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (1132222283) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15725274 + ... + 15725345.

Almost surely, 2^1132222284 is an apocalyptic number.

It is an amenable number.

1132222284 is an abundant number, since it is smaller than the sum of its proper divisors (1729784136).

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

1132222284 is a wasteful number, since it uses less digits than its factorization.

1132222284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31450629 (or 31450624 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 1132222284 is about 33648.5108734399. The cubic root of 1132222284 is about 1042.2627888769.

Adding to 1132222284 its sum of digits (27), we get a palindrome (1132222311).

Adding to 1132222284 its reverse (4822222311), we get a palindrome (5954444595).

The spelling of 1132222284 in words is "one billion, one hundred thirty-two million, two hundred twenty-two thousand, two hundred eighty-four".