22246641 has 12 divisors (see below), whose sum is σ = 32918340. Its totient is φ = 14469120.

The previous prime is 22246621. The next prime is 22246667. The reversal of 22246641 is 14664222.

It can be written as a sum of positive squares in 2 ways, for example, as 484416 + 21762225 = 696^2 + 4665^2 .

It is not a de Polignac number, because 22246641 - 2⁶ = 22246577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22246621) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29776 + ... + 30513.

It is an arithmetic number, because the mean of its divisors is an integer number (2743195).

Almost surely, 2^22246641 is an apocalyptic number.

It is an amenable number.

22246641 is a deficient number, since it is larger than the sum of its proper divisors (10671699).

22246641 is a wasteful number, since it uses less digits than its factorization.

22246641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60336 (or 60333 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 22246641 is about 4716.6344993014. The cubic root of 22246641 is about 281.2471620454.

The spelling of 22246641 in words is "twenty-two million, two hundred forty-six thousand, six hundred forty-one".