22037117 has 6 divisors (see below), whose sum is σ = 23409978. Its totient is φ = 20740544.

The previous prime is 22037107. The next prime is 22037123. The reversal of 22037117 is 71173022.

It can be written as a sum of positive squares in 3 ways, for example, as 6584356 + 15452761 = 2566^2 + 3931^2 .

It is not a de Polignac number, because 22037117 - 2⁴ = 22037101 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22037092 and 22037101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22037107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37838 + ... + 38415.

It is an arithmetic number, because the mean of its divisors is an integer number (3901663).

Almost surely, 2^22037117 is an apocalyptic number.

It is an amenable number.

22037117 is a deficient number, since it is larger than the sum of its proper divisors (1372861).

22037117 is an equidigital number, since it uses as much as digits as its factorization.

22037117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76287 (or 76270 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 22037117 is about 4694.3707778572. The cubic root of 22037117 is about 280.3614252767.

The spelling of 22037117 in words is "twenty-two million, thirty-seven thousand, one hundred seventeen".