223452321 has 8 divisors (see below), whose sum is σ = 298122240. Its totient is φ = 148875312.

The previous prime is 223452311. The next prime is 223452347. The reversal of 223452321 is 123254322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223452321 - 2²⁵ = 189897889 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223452291 and 223452300.

It is not an unprimeable number, because it can be changed into a prime (223452311) 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 7 ways as a sum of consecutive naturals, for example, 17406 + ... + 27383.

It is an arithmetic number, because the mean of its divisors is an integer number (37265280).

Almost surely, 2^223452321 is an apocalyptic number.

It is an amenable number.

223452321 is a deficient number, since it is larger than the sum of its proper divisors (74669919).

223452321 is a wasteful number, since it uses less digits than its factorization.

223452321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46455.

The product of its digits is 2880, while the sum is 24.

The square root of 223452321 is about 14948.3216783691. The cubic root of 223452321 is about 606.8224273334.

The spelling of 223452321 in words is "two hundred twenty-three million, four hundred fifty-two thousand, three hundred twenty-one".