1149632 has 56 divisors (see below), whose sum is σ = 2633472. Its totient is φ = 492800.

The previous prime is 1149619. The next prime is 1149637. The reversal of 1149632 is 2369411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1149637) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 16157 + ... + 16227.

2^1149632 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 1149632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1316736).

1149632 is an abundant number, since it is smaller than the sum of its proper divisors (1483840).

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

1149632 is a wasteful number, since it uses less digits than its factorization.

1149632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117 (or 107 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 1149632 is about 1072.2089348630. The cubic root of 1149632 is about 104.7577787697.

The spelling of 1149632 in words is "one million, one hundred forty-nine thousand, six hundred thirty-two".