232421222 has 8 divisors (see below), whose sum is σ = 380325672. Its totient is φ = 105646000.

The previous prime is 232421221. The next prime is 232421257. The reversal of 232421222 is 222124232.

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

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 232421194 and 232421203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232421221) 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, 5282279 + ... + 5282322.

It is an arithmetic number, because the mean of its divisors is an integer number (47540709).

Almost surely, 2^232421222 is an apocalyptic number.

232421222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

232421222 is a deficient number, since it is larger than the sum of its proper divisors (147904450).

232421222 is a wasteful number, since it uses less digits than its factorization.

232421222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10564614.

The product of its digits is 768, while the sum is 20.

The square root of 232421222 is about 15245.3672307360. The cubic root of 232421222 is about 614.8350160038.

Adding to 232421222 its reverse (222124232), we get a palindrome (454545454).

The spelling of 232421222 in words is "two hundred thirty-two million, four hundred twenty-one thousand, two hundred twenty-two".