22014539 has 4 divisors (see below), whose sum is σ = 22109256. Its totient is φ = 21919824.

The previous prime is 22014527. The next prime is 22014563. The reversal of 22014539 is 93541022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93541022 = 2 ⋅46770511.

It is a cyclic number.

It is not a de Polignac number, because 22014539 - 2⁴ = 22014523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22014739) 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, 47009 + ... + 47474.

It is an arithmetic number, because the mean of its divisors is an integer number (5527314).

Almost surely, 2^22014539 is an apocalyptic number.

22014539 is a deficient number, since it is larger than the sum of its proper divisors (94717).

22014539 is an equidigital number, since it uses as much as digits as its factorization.

22014539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94716.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 22014539 is about 4691.9653664536. The cubic root of 22014539 is about 280.2656450032.

The spelling of 22014539 in words is "twenty-two million, fourteen thousand, five hundred thirty-nine".