22125634 has 4 divisors (see below), whose sum is σ = 33188454. Its totient is φ = 11062816.

The previous prime is 22125629. The next prime is 22125647. The reversal of 22125634 is 43652122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 20295025 + 1830609 = 4505^2 + 1353^2 .

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 22125599 and 22125608.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5531407 + ... + 5531410.

Almost surely, 2^22125634 is an apocalyptic number.

22125634 is a deficient number, since it is larger than the sum of its proper divisors (11062820).

22125634 is a wasteful number, since it uses less digits than its factorization.

22125634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11062819.

The product of its digits is 2880, while the sum is 25.

The square root of 22125634 is about 4703.7893235135. The cubic root of 22125634 is about 280.7363018828.

Adding to 22125634 its reverse (43652122), we get a palindrome (65777756).

The spelling of 22125634 in words is "twenty-two million, one hundred twenty-five thousand, six hundred thirty-four".