22332906 has 12 divisors (see below), whose sum is σ = 48388002. Its totient is φ = 7444296.

The previous prime is 22332899. The next prime is 22332907. The reversal of 22332906 is 60923322.

It can be written as a sum of positive squares in only one way, i.e., 19580625 + 2752281 = 4425^2 + 1659^2 .

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 22332906.

It is not an unprimeable number, because it can be changed into a prime (22332907) by changing a digit.

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 in 5 ways as a sum of consecutive naturals, for example, 620341 + ... + 620376.

Almost surely, 2^22332906 is an apocalyptic number.

22332906 is an abundant number, since it is smaller than the sum of its proper divisors (26055096).

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

22332906 is a wasteful number, since it uses less digits than its factorization.

22332906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240725 (or 1240722 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 22332906 is about 4725.7704133824. The cubic root of 22332906 is about 281.6102205124.

The spelling of 22332906 in words is "twenty-two million, three hundred thirty-two thousand, nine hundred six".