22435121 has 16 divisors (see below), whose sum is σ = 24862464. Its totient is φ = 20154624.

The previous prime is 22435111. The next prime is 22435123. The reversal of 22435121 is 12153422.

It is a cyclic number.

It is not a de Polignac number, because 22435121 - 2¹⁸ = 22172977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22435093 and 22435102.

It is not an unprimeable number, because it can be changed into a prime (22435123) 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, 34031 + ... + 34683.

It is an arithmetic number, because the mean of its divisors is an integer number (1553904).

Almost surely, 2^22435121 is an apocalyptic number.

It is an amenable number.

22435121 is a deficient number, since it is larger than the sum of its proper divisors (2427343).

22435121 is a wasteful number, since it uses less digits than its factorization.

22435121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760.

The product of its digits is 480, while the sum is 20.

The square root of 22435121 is about 4736.5727060819. The cubic root of 22435121 is about 282.0391986488.

Adding to 22435121 its reverse (12153422), we get a palindrome (34588543).

The spelling of 22435121 in words is "twenty-two million, four hundred thirty-five thousand, one hundred twenty-one".