233422222 has 16 divisors (see below), whose sum is σ = 382712832. Its totient is φ = 105892920.

The previous prime is 233422181. The next prime is 233422243. The reversal of 233422222 is 222224332.

It is a Harshad number since it is a multiple of its sum of digits (22).

233422222 is a modest number, since divided by 22222 gives 2334 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 233422193 and 233422202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1363 + ... + 21649.

It is an arithmetic number, because the mean of its divisors is an integer number (23919552).

Almost surely, 2^233422222 is an apocalyptic number.

233422222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

233422222 is a deficient number, since it is larger than the sum of its proper divisors (149290610).

233422222 is a wasteful number, since it uses less digits than its factorization.

233422222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20823.

The product of its digits is 2304, while the sum is 22.

The square root of 233422222 is about 15278.1616040674. The cubic root of 233422222 is about 615.7164163146.

Adding to 233422222 its reverse (222224332), we get a palindrome (455646554).

The spelling of 233422222 in words is "two hundred thirty-three million, four hundred twenty-two thousand, two hundred twenty-two".