22906745 has 8 divisors (see below), whose sum is σ = 28127616. Its totient is φ = 17899056.

The previous prime is 22906733. The next prime is 22906747. The reversal of 22906745 is 54760922.

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

It is a cyclic number.

It is not a de Polignac number, because 22906745 - 2¹⁶ = 22841209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22906747) 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, 53057 + ... + 53486.

It is an arithmetic number, because the mean of its divisors is an integer number (3515952).

Almost surely, 2^22906745 is an apocalyptic number.

It is an amenable number.

22906745 is a deficient number, since it is larger than the sum of its proper divisors (5220871).

22906745 is a wasteful number, since it uses less digits than its factorization.

22906745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106591.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 22906745 is about 4786.0991423079. The cubic root of 22906745 is about 284.0018225434.

The spelling of 22906745 in words is "twenty-two million, nine hundred six thousand, seven hundred forty-five".