22906235 has 8 divisors (see below), whose sum is σ = 29986416. Its totient is φ = 16659040.

The previous prime is 22906207. The next prime is 22906237. The reversal of 22906235 is 53260922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22906235 - 2⁸ = 22905979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22906198 and 22906207.

It is not an unprimeable number, because it can be changed into a prime (22906237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208184 + ... + 208293.

It is an arithmetic number, because the mean of its divisors is an integer number (3748302).

Almost surely, 2^22906235 is an apocalyptic number.

22906235 is a deficient number, since it is larger than the sum of its proper divisors (7080181).

22906235 is a wasteful number, since it uses less digits than its factorization.

22906235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416493.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 22906235 is about 4786.0458627138. The cubic root of 22906235 is about 283.9997148380. Note that the first 3 decimals are identical.

The spelling of 22906235 in words is "twenty-two million, nine hundred six thousand, two hundred thirty-five".