332223021 has 24 divisors (see below), whose sum is σ = 523033056. Its totient is φ = 201975840.

The previous prime is 332223013. The next prime is 332223049. The reversal of 332223021 is 120322233.

It is a happy number.

It is not a de Polignac number, because 332223021 - 2³ = 332223013 is a prime.

It is a super-2 number, since 2×332223021² = 220744271364732882, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 332222985 and 332223003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332223011) 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, 7395 + ... + 26816.

It is an arithmetic number, because the mean of its divisors is an integer number (21793044).

Almost surely, 2^332223021 is an apocalyptic number.

It is an amenable number.

332223021 is a deficient number, since it is larger than the sum of its proper divisors (190810035).

332223021 is a wasteful number, since it uses less digits than its factorization.

332223021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34313 (or 34310 counting only the distinct ones).

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

The square root of 332223021 is about 18226.9860646241. The cubic root of 332223021 is about 692.5905704197.

Adding to 332223021 its reverse (120322233), we get a palindrome (452545254).

The spelling of 332223021 in words is "three hundred thirty-two million, two hundred twenty-three thousand, twenty-one".