22041137 has 4 divisors (see below), whose sum is σ = 22132836. Its totient is φ = 21949440.

The previous prime is 22041119. The next prime is 22041139. The reversal of 22041137 is 73114022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 73114022 = 2 ⋅36557011.

It can be written as a sum of positive squares in 2 ways, for example, as 10214416 + 11826721 = 3196^2 + 3439^2 .

It is a cyclic number.

It is not a de Polignac number, because 22041137 - 2¹⁰ = 22040113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22041139) 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, 45488 + ... + 45969.

It is an arithmetic number, because the mean of its divisors is an integer number (5533209).

Almost surely, 2^22041137 is an apocalyptic number.

It is an amenable number.

22041137 is a deficient number, since it is larger than the sum of its proper divisors (91699).

22041137 is an equidigital number, since it uses as much as digits as its factorization.

22041137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91698.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 22041137 is about 4694.7989307318. The cubic root of 22041137 is about 280.3784720377.

Adding to 22041137 its reverse (73114022), we get a palindrome (95155159).

The spelling of 22041137 in words is "twenty-two million, forty-one thousand, one hundred thirty-seven".