32321223 has 24 divisors (see below), whose sum is σ = 53614080. Its totient is φ = 18556560.

The previous prime is 32321213. The next prime is 32321249. The reversal of 32321223 is 32212323.

It is a happy number.

It is not a de Polignac number, because 32321223 - 2⁹ = 32320711 is a prime.

It is a super-2 number, since 2×32321223² = 2089322912431458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32321196 and 32321205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32321213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6711 + ... + 10472.

It is an arithmetic number, because the mean of its divisors is an integer number (2233920).

Almost surely, 2^32321223 is an apocalyptic number.

32321223 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

32321223 is a deficient number, since it is larger than the sum of its proper divisors (21292857).

32321223 is a wasteful number, since it uses less digits than its factorization.

32321223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17219 (or 17216 counting only the distinct ones).

The product of its digits is 432, while the sum is 18.

The square root of 32321223 is about 5685.1757228779. The cubic root of 32321223 is about 318.5389874454.

Adding to 32321223 its reverse (32212323), we get a palindrome (64533546).

Subtracting from 32321223 its reverse (32212323), we obtain a square (108900 = 330²).

The spelling of 32321223 in words is "thirty-two million, three hundred twenty-one thousand, two hundred twenty-three".