1132864 has 28 divisors (see below), whose sum is σ = 2324608. Its totient is φ = 547200.

The previous prime is 1132861. The next prime is 1132877. The reversal of 1132864 is 4682311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1699 + ... + 2269.

2^1132864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1132864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1162304).

1132864 is an abundant number, since it is smaller than the sum of its proper divisors (1191744).

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

1132864 is an equidigital number, since it uses as much as digits as its factorization.

1132864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614 (or 604 counting only the distinct ones).

The product of its digits is 1152, while the sum is 25.

The square root of 1132864 is about 1064.3608410685. The cubic root of 1132864 is about 104.2459661404.

The spelling of 1132864 in words is "one million, one hundred thirty-two thousand, eight hundred sixty-four".