22125914 has 4 divisors (see below), whose sum is σ = 33188874. Its totient is φ = 11062956.

The previous prime is 22125907. The next prime is 22125919. The reversal of 22125914 is 41952122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41952122 = 2 ⋅20976061.

It can be written as a sum of positive squares in only one way, i.e., 14100025 + 8025889 = 3755^2 + 2833^2 .

It is not an unprimeable number, because it can be changed into a prime (22125919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5531477 + ... + 5531480.

Almost surely, 2^22125914 is an apocalyptic number.

22125914 is a deficient number, since it is larger than the sum of its proper divisors (11062960).

22125914 is a wasteful number, since it uses less digits than its factorization.

22125914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11062959.

The product of its digits is 1440, while the sum is 26.

The square root of 22125914 is about 4703.8190866571. The cubic root of 22125914 is about 280.7374861175.

The spelling of 22125914 in words is "twenty-two million, one hundred twenty-five thousand, nine hundred fourteen".