1132572 has 48 divisors (see below), whose sum is σ = 3073280. Its totient is φ = 317952.

The previous prime is 1132567. The next prime is 1132583. The reversal of 1132572 is 2752311.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8079 + ... + 8217.

2^1132572 is an apocalyptic number.

1132572 is a gapful number since it is divisible by the number (12) 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 1132572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1536640).

1132572 is an abundant number, since it is smaller than the sum of its proper divisors (1940708).

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

1132572 is a wasteful number, since it uses less digits than its factorization.

1132572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 248 counting only the distinct ones).

The product of its digits is 420, while the sum is 21.

The square root of 1132572 is about 1064.2236607030. The cubic root of 1132572 is about 104.2370087728.

Adding to 1132572 its reverse (2752311), we get a palindrome (3884883).

The spelling of 1132572 in words is "one million, one hundred thirty-two thousand, five hundred seventy-two".