22125523 has 8 divisors (see below), whose sum is σ = 25316192. Its totient is φ = 18942336.

The previous prime is 22125511. The next prime is 22125541. The reversal of 22125523 is 32552122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22125523 - 2¹³ = 22117331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22125494 and 22125503.

It is not an unprimeable number, because it can be changed into a prime (22125503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7861 + ... + 10297.

It is an arithmetic number, because the mean of its divisors is an integer number (3164524).

Almost surely, 2^22125523 is an apocalyptic number.

22125523 is a deficient number, since it is larger than the sum of its proper divisors (3190669).

22125523 is a wasteful number, since it uses less digits than its factorization.

22125523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3741.

The product of its digits is 1200, while the sum is 22.

The square root of 22125523 is about 4703.7775245009. Note that the first 3 decimals coincide. The cubic root of 22125523 is about 280.7358324155.

Adding to 22125523 its reverse (32552122), we get a palindrome (54677645).

The spelling of 22125523 in words is "twenty-two million, one hundred twenty-five thousand, five hundred twenty-three".