22925109 has 16 divisors (see below), whose sum is σ = 32397120. Its totient is φ = 14394240.

The previous prime is 22925107. The next prime is 22925113. The reversal of 22925109 is 90152922.

It is not a de Polignac number, because 22925109 - 2¹ = 22925107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22925107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354 + ... + 6780.

It is an arithmetic number, because the mean of its divisors is an integer number (2024820).

Almost surely, 2^22925109 is an apocalyptic number.

22925109 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

It is an amenable number.

22925109 is a deficient number, since it is larger than the sum of its proper divisors (9472011).

22925109 is a wasteful number, since it uses less digits than its factorization.

22925109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6500.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 22925109 is about 4788.0172305454. The cubic root of 22925109 is about 284.0776956306.

The spelling of 22925109 in words is "twenty-two million, nine hundred twenty-five thousand, one hundred nine".