22352153 has 4 divisors (see below), whose sum is σ = 22405668. Its totient is φ = 22298640.

The previous prime is 22352129. The next prime is 22352171. The reversal of 22352153 is 35125322.

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 6416089 + 15936064 = 2533^2 + 3992^2 .

It is a cyclic number.

It is not a de Polignac number, because 22352153 - 2⁸ = 22351897 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22352123) 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, 26126 + ... + 26967.

It is an arithmetic number, because the mean of its divisors is an integer number (5601417).

Almost surely, 2^22352153 is an apocalyptic number.

It is an amenable number.

22352153 is a deficient number, since it is larger than the sum of its proper divisors (53515).

22352153 is an equidigital number, since it uses as much as digits as its factorization.

22352153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53514.

The product of its digits is 1800, while the sum is 23.

The square root of 22352153 is about 4727.8063623630. The cubic root of 22352153 is about 281.6910966210.

Adding to 22352153 its reverse (35125322), we get a palindrome (57477475).

The spelling of 22352153 in words is "twenty-two million, three hundred fifty-two thousand, one hundred fifty-three".