423223236 has 36 divisors (see below), whose sum is σ = 1072671600. Its totient is φ = 140697648.

The previous prime is 423223217. The next prime is 423223237. The reversal of 423223236 is 632322324.

423223236 is a `hidden beast` number, since 423 + 2 + 2 + 3 + 236 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (423223237) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1866 + ... + 29153.

Almost surely, 2^423223236 is an apocalyptic number.

It is an amenable number.

423223236 is an abundant number, since it is smaller than the sum of its proper divisors (649448364).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423223236 is a wasteful number, since it uses less digits than its factorization.

423223236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31408 (or 31403 counting only the distinct ones).

The product of its digits is 10368, while the sum is 27.

The square root of 423223236 is about 20572.3901382411. The cubic root of 423223236 is about 750.7981050698.

The spelling of 423223236 in words is "four hundred twenty-three million, two hundred twenty-three thousand, two hundred thirty-six".