22119941 has 4 divisors (see below), whose sum is σ = 23421132. Its totient is φ = 20818752.

The previous prime is 22119919. The next prime is 22119959. The reversal of 22119941 is 14991122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 13535041 + 8584900 = 3679^2 + 2930^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22119941 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 (22119961) 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, 650570 + ... + 650603.

It is an arithmetic number, because the mean of its divisors is an integer number (5855283).

Almost surely, 2^22119941 is an apocalyptic number.

It is an amenable number.

22119941 is a deficient number, since it is larger than the sum of its proper divisors (1301191).

22119941 is a wasteful number, since it uses less digits than its factorization.

22119941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301190.

The product of its digits is 1296, while the sum is 29.

The square root of 22119941 is about 4703.1841341797. The cubic root of 22119941 is about 280.7122216860.

The spelling of 22119941 in words is "twenty-two million, one hundred nineteen thousand, nine hundred forty-one".