2321532 has 36 divisors (see below), whose sum is σ = 5973240. Its totient is φ = 760032.

The previous prime is 2321531. The next prime is 2321563. The reversal of 2321532 is 2351232.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1578 + ... + 2670.

2^2321532 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 2321532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2986620).

2321532 is an abundant number, since it is smaller than the sum of its proper divisors (3651708).

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

2321532 is a wasteful number, since it uses less digits than its factorization.

2321532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162 (or 1157 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 2321532 is about 1523.6574418156. The cubic root of 2321532 is about 132.4112518314.

Adding to 2321532 its reverse (2351232), we get a palindrome (4672764).

It can be divided in two parts, 232 and 1532, that added together give a square (1764 = 42²).

The spelling of 2321532 in words is "two million, three hundred twenty-one thousand, five hundred thirty-two".