22320153 has 12 divisors (see below), whose sum is σ = 32283940. Its totient is φ = 14859936.

The previous prime is 22320131. The next prime is 22320187. The reversal of 22320153 is 35102322.

It can be written as a sum of positive squares in 2 ways, for example, as 12131289 + 10188864 = 3483^2 + 3192^2 .

It is not a de Polignac number, because 22320153 - 2⁸ = 22319897 is a prime.

It is a super-3 number, since 3×22320153³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a zygodrome in base 3.

It is not an unprimeable number, because it can be changed into a prime (22320653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8703 + ... + 10971.

Almost surely, 2^22320153 is an apocalyptic number.

It is an amenable number.

22320153 is a deficient number, since it is larger than the sum of its proper divisors (9963787).

22320153 is a wasteful number, since it uses less digits than its factorization.

22320153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3368 (or 3365 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22320153 is about 4724.4209168955. The cubic root of 22320153 is about 281.5566066662.

Adding to 22320153 its reverse (35102322), we get a palindrome (57422475).

The spelling of 22320153 in words is "twenty-two million, three hundred twenty thousand, one hundred fifty-three".