22125951 has 12 divisors (see below), whose sum is σ = 32703528. Its totient is φ = 14407344.

The previous prime is 22125949. The next prime is 22125953. The reversal of 22125951 is 15952122.

It is an interprime number because it is at equal distance from previous prime (22125949) and next prime (22125953).

It is not a de Polignac number, because 22125951 - 2¹ = 22125949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22125953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28200 + ... + 28973.

It is an arithmetic number, because the mean of its divisors is an integer number (2725294).

Almost surely, 2^22125951 is an apocalyptic number.

22125951 is a deficient number, since it is larger than the sum of its proper divisors (10577577).

22125951 is a wasteful number, since it uses less digits than its factorization.

22125951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57222 (or 57219 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 22125951 is about 4703.8230196299. The cubic root of 22125951 is about 280.7376426049.

The spelling of 22125951 in words is "twenty-two million, one hundred twenty-five thousand, nine hundred fifty-one".