22375 has 8 divisors (see below), whose sum is σ = 28080. Its totient is φ = 17800.

The previous prime is 22369. The next prime is 22381. The reversal of 22375 is 57322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22369) and next prime (22381).

It is not a de Polignac number, because 22375 - 2³ = 22367 is a prime.

It is a d-powerful number, because it can be written as 2⁹ + 2¹¹ + 3⁹ + 7 + 5³ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36 + ... + 214.

It is an arithmetic number, because the mean of its divisors is an integer number (3510).

2²²³⁷⁵ is an apocalyptic number.

22375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22375 is a deficient number, since it is larger than the sum of its proper divisors (5705).

22375 is an equidigital number, since it uses as much as digits as its factorization.

22375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 184 counting only the distinct ones).

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

The square root of 22375 is about 149.5827530165. The cubic root of 22375 is about 28.1787039727.

Adding to 22375 its reverse (57322), we get a palindrome (79697).

The spelling of 22375 in words is "twenty-two thousand, three hundred seventy-five".