32232256 has 28 divisors (see below), whose sum is σ = 73099168. Its totient is φ = 13813632.

The previous prime is 32232247. The next prime is 32232259. The reversal of 32232256 is 65223223.

It is a tau number, because it is divible by the number of its divisors (28).

It is a self number, because there is not a number n which added to its sum of digits gives 32232256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32232259) by changing a digit.

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, 35526 + ... + 36421.

Almost surely, 2^32232256 is an apocalyptic number.

It is an amenable number.

32232256 is an abundant number, since it is smaller than the sum of its proper divisors (40866912).

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

32232256 is an equidigital number, since it uses as much as digits as its factorization.

32232256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71966 (or 71956 counting only the distinct ones).

The product of its digits is 4320, while the sum is 25.

The square root of 32232256 is about 5677.3458587618. The cubic root of 32232256 is about 318.2464500394.

Adding to 32232256 its reverse (65223223), we get a palindrome (97455479).

The spelling of 32232256 in words is "thirty-two million, two hundred thirty-two thousand, two hundred fifty-six".