1163533224 has 96 divisors (see below), whose sum is σ = 3390806880. Its totient is φ = 331744896.

The previous prime is 1163533213. The next prime is 1163533243. The reversal of 1163533224 is 4223353611.

It is a junction number, because it is equal to n+sod(n) for n = 1163533191 and 1163533200.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 889579 + ... + 890885.

It is an arithmetic number, because the mean of its divisors is an integer number (35320905).

Almost surely, 2^1163533224 is an apocalyptic number.

1163533224 is a gapful number since it is divisible by the number (14) 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 1163533224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1695403440).

1163533224 is an abundant number, since it is smaller than the sum of its proper divisors (2227273656).

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

1163533224 is a wasteful number, since it uses less digits than its factorization.

1163533224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2087 (or 2076 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 1163533224 is about 34110.6028090973. The cubic root of 1163533224 is about 1051.7832807392.

Adding to 1163533224 its reverse (4223353611), we get a palindrome (5386886835).

The spelling of 1163533224 in words is "one billion, one hundred sixty-three million, five hundred thirty-three thousand, two hundred twenty-four".