234222531 has 8 divisors (see below), whose sum is σ = 323065680. Its totient is φ = 150763872.

The previous prime is 234222523. The next prime is 234222533. The reversal of 234222531 is 135222432.

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

It is not a de Polignac number, because 234222531 - 2³ = 234222523 is a prime.

It is a super-2 number, since 2×234222531² = 109720388056091922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (234222533) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1346020 + ... + 1346193.

It is an arithmetic number, because the mean of its divisors is an integer number (40383210).

Almost surely, 2^234222531 is an apocalyptic number.

234222531 is a deficient number, since it is larger than the sum of its proper divisors (88843149).

234222531 is a wasteful number, since it uses less digits than its factorization.

234222531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2692245.

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

The square root of 234222531 is about 15304.3304655904. The cubic root of 234222531 is about 616.4192932648.

Adding to 234222531 its reverse (135222432), we get a palindrome (369444963).

Subtracting from 234222531 its reverse (135222432), we obtain a palindrome (99000099).

The spelling of 234222531 in words is "two hundred thirty-four million, two hundred twenty-two thousand, five hundred thirty-one".