22735 has 4 divisors (see below), whose sum is σ = 27288. Its totient is φ = 18184.

The previous prime is 22727. The next prime is 22739. The reversal of 22735 is 53722.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53722 = 2 ⋅26861.

It is a cyclic number.

It is not a de Polignac number, because 22735 - 2³ = 22727 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 2¹¹ + 7⁵ + 3⁵ + 5⁵ .

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22739) 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, 2269 + ... + 2278.

It is an arithmetic number, because the mean of its divisors is an integer number (6822).

2²²⁷³⁵ is an apocalyptic number.

22735 is a deficient number, since it is larger than the sum of its proper divisors (4553).

22735 is an equidigital number, since it uses as much as digits as its factorization.

22735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4552.

The product of its digits is 420, while the sum is 19.

The square root of 22735 is about 150.7812985751. The cubic root of 22735 is about 28.3290266426.

It can be divided in two parts, 2273 and 5, that added together give a triangular number (2278 = T₆₇).

The spelling of 22735 in words is "twenty-two thousand, seven hundred thirty-five".