22084039 has 4 divisors (see below), whose sum is σ = 22093456. Its totient is φ = 22074624.

The previous prime is 22084001. The next prime is 22084057. The reversal of 22084039 is 93048022.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22084039 - 2¹¹ = 22081991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22083998 and 22084016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22084639) 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, 1927 + ... + 6919.

It is an arithmetic number, because the mean of its divisors is an integer number (5523364).

Almost surely, 2^22084039 is an apocalyptic number.

22084039 is a deficient number, since it is larger than the sum of its proper divisors (9417).

22084039 is an equidigital number, since it uses as much as digits as its factorization.

22084039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9416.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 22084039 is about 4699.3658082767. The cubic root of 22084039 is about 280.5602684842.

The spelling of 22084039 in words is "twenty-two million, eighty-four thousand, thirty-nine".