32243232 has 48 divisors (see below), whose sum is σ = 96731712. Its totient is φ = 9212160.

The previous prime is 32243231. The next prime is 32243257. The reversal of 32243232 is 23234223.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 32243199 and 32243208.

It is not an unprimeable number, because it can be changed into a prime (32243231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23319 + ... + 24662.

It is an arithmetic number, because the mean of its divisors is an integer number (2015244).

Almost surely, 2^32243232 is an apocalyptic number.

32243232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32243232 is an abundant number, since it is smaller than the sum of its proper divisors (64488480).

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

32243232 is a wasteful number, since it uses less digits than its factorization.

32243232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48001 (or 47993 counting only the distinct ones).

The product of its digits is 1728, while the sum is 21.

The square root of 32243232 is about 5678.3124253602. The cubic root of 32243232 is about 318.2825699293.

Adding to 32243232 its reverse (23234223), we get a palindrome (55477455).

Subtracting from 32243232 its reverse (23234223), we obtain a palindrome (9009009).

The spelling of 32243232 in words is "thirty-two million, two hundred forty-three thousand, two hundred thirty-two".