23226438906 has 64 divisors (see below), whose sum is σ = 57616035840. Its totient is φ = 6874625520.

The previous prime is 23226438901. The next prime is 23226438919. The reversal of 23226438906 is 60983462232.

It is a happy number.

23226438906 is a `hidden beast` number, since 2 + 3 + 2 + 264 + 389 + 0 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (23226438901) 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 31 ways as a sum of consecutive naturals, for example, 429130 + ... + 480213.

It is an arithmetic number, because the mean of its divisors is an integer number (900250560).

Almost surely, 2^23226438906 is an apocalyptic number.

23226438906 is an abundant number, since it is smaller than the sum of its proper divisors (34389596934).

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

23226438906 is a wasteful number, since it uses less digits than its factorization.

23226438906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909408 (or 909402 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 23226438906 in words is "twenty-three billion, two hundred twenty-six million, four hundred thirty-eight thousand, nine hundred six".