423232636 has 6 divisors (see below), whose sum is σ = 740657120. Its totient is φ = 211616316.

The previous prime is 423232577. The next prime is 423232651. The reversal of 423232636 is 636232324.

It is a junction number, because it is equal to n+sod(n) for n = 423232598 and 423232607.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52904076 + ... + 52904083.

Almost surely, 2^423232636 is an apocalyptic number.

It is an amenable number.

423232636 is a deficient number, since it is larger than the sum of its proper divisors (317424484).

423232636 is a wasteful number, since it uses less digits than its factorization.

423232636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105808163 (or 105808161 counting only the distinct ones).

The product of its digits is 31104, while the sum is 31.

The square root of 423232636 is about 20572.6185985158. The cubic root of 423232636 is about 750.8036635626.

The spelling of 423232636 in words is "four hundred twenty-three million, two hundred thirty-two thousand, six hundred thirty-six".