2231132 has 24 divisors (see below), whose sum is σ = 4247040. Its totient is φ = 1021680.

The previous prime is 2231129. The next prime is 2231149. The reversal of 2231132 is 2311322.

It is a happy number.

2231132 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×2231132³ = 33319390627731395904, which contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1883 + ... + 2829.

It is an arithmetic number, because the mean of its divisors is an integer number (176960).

2^2231132 is an apocalyptic number.

It is an amenable number.

2231132 is a deficient number, since it is larger than the sum of its proper divisors (2015908).

2231132 is a wasteful number, since it uses less digits than its factorization.

2231132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001 (or 999 counting only the distinct ones).

The product of its digits is 72, while the sum is 14.

The square root of 2231132 is about 1493.6974258530. The cubic root of 2231132 is about 130.6697584765.

Adding to 2231132 its reverse (2311322), we get a palindrome (4542454).

It can be divided in two parts, 2231 and 132, that multiplied together give a palindrome (294492).

The spelling of 2231132 in words is "two million, two hundred thirty-one thousand, one hundred thirty-two".