22625051 has 4 divisors (see below), whose sum is σ = 22638792. Its totient is φ = 22611312.

The previous prime is 22625041. The next prime is 22625059. The reversal of 22625051 is 15052622.

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 22625051 - 2¹⁰ = 22624027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22625059) 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, 4001 + ... + 7826.

It is an arithmetic number, because the mean of its divisors is an integer number (5659698).

Almost surely, 2^22625051 is an apocalyptic number.

22625051 is a deficient number, since it is larger than the sum of its proper divisors (13741).

22625051 is a wasteful number, since it uses less digits than its factorization.

22625051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13740.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 22625051 is about 4756.5797586081. The cubic root of 22625051 is about 282.8328538061.

Adding to 22625051 its reverse (15052622), we get a palindrome (37677673).

The spelling of 22625051 in words is "twenty-two million, six hundred twenty-five thousand, fifty-one".