222523232 has 12 divisors (see below), whose sum is σ = 438092676. Its totient is φ = 111261600.

The previous prime is 222523211. The next prime is 222523243. The reversal of 222523232 is 232325222.

222523232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222523198 and 222523207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3476894 + ... + 3476957.

It is an arithmetic number, because the mean of its divisors is an integer number (36507723).

Almost surely, 2^222523232 is an apocalyptic number.

It is an amenable number.

222523232 is a deficient number, since it is larger than the sum of its proper divisors (215569444).

222523232 is an equidigital number, since it uses as much as digits as its factorization.

222523232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6953861 (or 6953853 counting only the distinct ones).

The product of its digits is 2880, while the sum is 23.

The square root of 222523232 is about 14917.2126082590. The cubic root of 222523232 is about 605.9802264204.

Adding to 222523232 its reverse (232325222), we get a palindrome (454848454).

The spelling of 222523232 in words is "two hundred twenty-two million, five hundred twenty-three thousand, two hundred thirty-two".