22207841 has 4 divisors (see below), whose sum is σ = 22512132. Its totient is φ = 21903552.

The previous prime is 22207817. The next prime is 22207847. The reversal of 22207841 is 14870222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14870222 = 2 ⋅7435111.

It can be written as a sum of positive squares in 2 ways, for example, as 16638241 + 5569600 = 4079^2 + 2360^2 .

It is a cyclic number.

It is not a de Polignac number, because 22207841 - 2²² = 18013537 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 22207841.

It is not an unprimeable number, because it can be changed into a prime (22207847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152036 + ... + 152181.

It is an arithmetic number, because the mean of its divisors is an integer number (5628033).

Almost surely, 2^22207841 is an apocalyptic number.

It is an amenable number.

22207841 is a deficient number, since it is larger than the sum of its proper divisors (304291).

22207841 is an equidigital number, since it uses as much as digits as its factorization.

22207841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304290.

The product of its (nonzero) digits is 1792, while the sum is 26.

The square root of 22207841 is about 4712.5196020812. The cubic root of 22207841 is about 281.0835607167.

The spelling of 22207841 in words is "twenty-two million, two hundred seven thousand, eight hundred forty-one".