22434541 has 4 divisors (see below), whose sum is σ = 22480000. Its totient is φ = 22389084.

The previous prime is 22434539. The next prime is 22434547. The reversal of 22434541 is 14543422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22434541 - 2¹ = 22434539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22434547) 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, 21981 + ... + 22978.

It is an arithmetic number, because the mean of its divisors is an integer number (5620000).

Almost surely, 2^22434541 is an apocalyptic number.

It is an amenable number.

22434541 is a deficient number, since it is larger than the sum of its proper divisors (45459).

22434541 is an equidigital number, since it uses as much as digits as its factorization.

22434541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45458.

The product of its digits is 3840, while the sum is 25.

The square root of 22434541 is about 4736.5114799819. The cubic root of 22434541 is about 282.0367681716.

Adding to 22434541 its reverse (14543422), we get a palindrome (36977963).

The spelling of 22434541 in words is "twenty-two million, four hundred thirty-four thousand, five hundred forty-one".