22909093 has 4 divisors (see below), whose sum is σ = 23648128. Its totient is φ = 22170060.

The previous prime is 22909063. The next prime is 22909097. The reversal of 22909093 is 39090922.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22909093 - 2¹³ = 22900901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22909097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 369471 + ... + 369532.

It is an arithmetic number, because the mean of its divisors is an integer number (5912032).

Almost surely, 2^22909093 is an apocalyptic number.

It is an amenable number.

22909093 is a deficient number, since it is larger than the sum of its proper divisors (739035).

22909093 is an equidigital number, since it uses as much as digits as its factorization.

22909093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739034.

The product of its (nonzero) digits is 8748, while the sum is 34.

The square root of 22909093 is about 4786.3444297292. The cubic root of 22909093 is about 284.0115258498.

The spelling of 22909093 in words is "twenty-two million, nine hundred nine thousand, ninety-three".