2531132 has 12 divisors (see below), whose sum is σ = 4454016. Its totient is φ = 1258560.

The previous prime is 2531117. The next prime is 2531167. The reversal of 2531132 is 2311352.

It is a self number, because there is not a number n which added to its sum of digits gives 2531132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893 + ... + 2420.

It is an arithmetic number, because the mean of its divisors is an integer number (371168).

2^2531132 is an apocalyptic number.

It is an amenable number.

2531132 is a deficient number, since it is larger than the sum of its proper divisors (1922884).

2531132 is a wasteful number, since it uses less digits than its factorization.

2531132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508 (or 3506 counting only the distinct ones).

The product of its digits is 180, while the sum is 17.

The square root of 2531132 is about 1590.9531734152. The cubic root of 2531132 is about 136.2819266988.

Adding to 2531132 its reverse (2311352), we get a palindrome (4842484).

The spelling of 2531132 in words is "two million, five hundred thirty-one thousand, one hundred thirty-two".