2321305532 has 48 divisors (see below), whose sum is σ = 5036337600. Its totient is φ = 911596032.

The previous prime is 2321305471. The next prime is 2321305549. The reversal of 2321305532 is 2355031232.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26594 + ... + 73142.

It is an arithmetic number, because the mean of its divisors is an integer number (104923700).

Almost surely, 2^2321305532 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 2321305532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2518168800).

2321305532 is an abundant number, since it is smaller than the sum of its proper divisors (2715032068).

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

2321305532 is a wasteful number, since it uses less digits than its factorization.

2321305532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46710 (or 46708 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 2321305532 is about 48179.9287255596. The cubic root of 2321305532 is about 1324.0694607029.

Adding to 2321305532 its reverse (2355031232), we get a palindrome (4676336764).

The spelling of 2321305532 in words is "two billion, three hundred twenty-one million, three hundred five thousand, five hundred thirty-two".