22241743 has 4 divisors (see below), whose sum is σ = 22263768. Its totient is φ = 22219720.

The previous prime is 22241731. The next prime is 22241749. The reversal of 22241743 is 34714222.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22241743 - 2¹³ = 22233551 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 (22241749) 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, 9421 + ... + 11542.

It is an arithmetic number, because the mean of its divisors is an integer number (5565942).

Almost surely, 2^22241743 is an apocalyptic number.

22241743 is a deficient number, since it is larger than the sum of its proper divisors (22025).

22241743 is a wasteful number, since it uses less digits than its factorization.

22241743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22024.

The product of its digits is 2688, while the sum is 25.

The square root of 22241743 is about 4716.1152445631. The cubic root of 22241743 is about 281.2265199822.

Adding to 22241743 its reverse (34714222), we get a palindrome (56955965).

The spelling of 22241743 in words is "twenty-two million, two hundred forty-one thousand, seven hundred forty-three".