232222155 has 32 divisors (see below), whose sum is σ = 415231488. Its totient is φ = 109843200.

The previous prime is 232222139. The next prime is 232222213. The reversal of 232222155 is 551222232.

It is not a de Polignac number, because 232222155 - 2⁴ = 232222139 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10399 + ... + 23928.

It is an arithmetic number, because the mean of its divisors is an integer number (12975984).

Almost surely, 2^232222155 is an apocalyptic number.

232222155 is a deficient number, since it is larger than the sum of its proper divisors (183009333).

232222155 is a wasteful number, since it uses less digits than its factorization.

232222155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34387.

The product of its digits is 2400, while the sum is 24.

The square root of 232222155 is about 15238.8370619283. The cubic root of 232222155 is about 614.6594320350.

Adding to 232222155 its reverse (551222232), we get a palindrome (783444387).

The spelling of 232222155 in words is "two hundred thirty-two million, two hundred twenty-two thousand, one hundred fifty-five".