22251035 has 16 divisors (see below), whose sum is σ = 27365376. Its totient is φ = 17363808.

The previous prime is 22251029. The next prime is 22251037. The reversal of 22251035 is 53015222.

It is a cyclic number.

It is not a de Polignac number, because 22251035 - 2⁸ = 22250779 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22250998 and 22251016.

It is not an unprimeable number, because it can be changed into a prime (22251037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42284 + ... + 42806.

It is an arithmetic number, because the mean of its divisors is an integer number (1710336).

Almost surely, 2^22251035 is an apocalyptic number.

22251035 is a deficient number, since it is larger than the sum of its proper divisors (5114341).

22251035 is a wasteful number, since it uses less digits than its factorization.

22251035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 22251035 is about 4717.1002745331. The cubic root of 22251035 is about 281.2656774800.

Adding to 22251035 its reverse (53015222), we get a palindrome (75266257).

The spelling of 22251035 in words is "twenty-two million, two hundred fifty-one thousand, thirty-five".