22435541 has 4 divisors (see below), whose sum is σ = 22446732. Its totient is φ = 22424352.

The previous prime is 22435513. The next prime is 22435571. The reversal of 22435541 is 14553422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 16080100 + 6355441 = 4010^2 + 2521^2 .

It is a cyclic number.

It is not a de Polignac number, because 22435541 - 2⁶ = 22435477 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22435541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22435571) 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, 1670 + ... + 6903.

It is an arithmetic number, because the mean of its divisors is an integer number (5611683).

Almost surely, 2^22435541 is an apocalyptic number.

It is an amenable number.

22435541 is a deficient number, since it is larger than the sum of its proper divisors (11191).

22435541 is an equidigital number, since it uses as much as digits as its factorization.

22435541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11190.

The product of its digits is 4800, while the sum is 26.

The square root of 22435541 is about 4736.6170417293. The cubic root of 22435541 is about 282.0409586233.

Adding to 22435541 its reverse (14553422), we get a palindrome (36988963).

The spelling of 22435541 in words is "twenty-two million, four hundred thirty-five thousand, five hundred forty-one".