22875091 has 4 divisors (see below), whose sum is σ = 23039800. Its totient is φ = 22710384.

The previous prime is 22875077. The next prime is 22875101. The reversal of 22875091 is 19057822.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22875091 - 2⁵ = 22875059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22875001) 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, 82146 + ... + 82423.

It is an arithmetic number, because the mean of its divisors is an integer number (5759950).

Almost surely, 2^22875091 is an apocalyptic number.

22875091 is a deficient number, since it is larger than the sum of its proper divisors (164709).

22875091 is a wasteful number, since it uses less digits than its factorization.

22875091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164708.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 22875091 is about 4782.7911307102. The cubic root of 22875091 is about 283.8709449676.

The spelling of 22875091 in words is "twenty-two million, eight hundred seventy-five thousand, ninety-one".