1139232 has 24 divisors (see below), whose sum is σ = 2990736. Its totient is φ = 379712.

The previous prime is 1139227. The next prime is 1139239. The reversal of 1139232 is 2329311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 1139199 and 1139208.

It is not an unprimeable number, because it can be changed into a prime (1139239) 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, 5838 + ... + 6029.

It is an arithmetic number, because the mean of its divisors is an integer number (124614).

2^1139232 is an apocalyptic number.

1139232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1139232 is an abundant number, since it is smaller than the sum of its proper divisors (1851504).

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

1139232 is a wasteful number, since it uses less digits than its factorization.

1139232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11880 (or 11872 counting only the distinct ones).

The product of its digits is 324, while the sum is 21.

The square root of 1139232 is about 1067.3481156586. The cubic root of 1139232 is about 104.4409287417.

The spelling of 1139232 in words is "one million, one hundred thirty-nine thousand, two hundred thirty-two".