32223223 has 4 divisors (see below), whose sum is σ = 32282680. Its totient is φ = 32163768.

The previous prime is 32223209. The next prime is 32223227. The reversal of 32223223 is 32232223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32232223 = 23 ⋅1401401.

It is a cyclic number.

It is not a de Polignac number, because 32223223 - 2¹³ = 32215031 is a prime.

It is a super-2 number, since 2×32223223² = 2076672201015458, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32223223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32223227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28908 + ... + 30001.

It is an arithmetic number, because the mean of its divisors is an integer number (8070670).

Almost surely, 2^32223223 is an apocalyptic number.

32223223 is a deficient number, since it is larger than the sum of its proper divisors (59457).

32223223 is an equidigital number, since it uses as much as digits as its factorization.

32223223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59456.

The product of its digits is 864, while the sum is 19.

The square root of 32223223 is about 5676.5502728330. The cubic root of 32223223 is about 318.2167180346.

Adding to 32223223 its reverse (32232223), we get a palindrome (64455446).

The spelling of 32223223 in words is "thirty-two million, two hundred twenty-three thousand, two hundred twenty-three".