232223636 has 12 divisors (see below), whose sum is σ = 407283828. Its totient is φ = 115856832.

The previous prime is 232223623. The next prime is 232223653. The reversal of 232223636 is 636322232.

It can be written as a sum of positive squares in 2 ways, for example, as 121132036 + 111091600 = 11006^2 + 10540^2 .

It is a junction number, because it is equal to n+sod(n) for n = 232223599 and 232223608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61691 + ... + 65346.

It is an arithmetic number, because the mean of its divisors is an integer number (33940319).

Almost surely, 2^232223636 is an apocalyptic number.

It is an amenable number.

232223636 is a deficient number, since it is larger than the sum of its proper divisors (175060192).

232223636 is a wasteful number, since it uses less digits than its factorization.

232223636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127498 (or 127496 counting only the distinct ones).

The product of its digits is 15552, while the sum is 29.

The square root of 232223636 is about 15238.8856547977. The cubic root of 232223636 is about 614.6607386986.

Adding to 232223636 its reverse (636322232), we get a palindrome (868545868).

The spelling of 232223636 in words is "two hundred thirty-two million, two hundred twenty-three thousand, six hundred thirty-six".