22321153 has 8 divisors (see below), whose sum is σ = 23677920. Its totient is φ = 20969280.

The previous prime is 22321151. The next prime is 22321157. The reversal of 22321153 is 35112322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22321153 - 2¹ = 22321151 is a prime.

It is a super-3 number, since 3×22321153³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22321153.

It is not an unprimeable number, because it can be changed into a prime (22321151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12978 + ... + 14596.

It is an arithmetic number, because the mean of its divisors is an integer number (2959740).

Almost surely, 2^22321153 is an apocalyptic number.

It is an amenable number.

22321153 is a deficient number, since it is larger than the sum of its proper divisors (1356767).

22321153 is a wasteful number, since it uses less digits than its factorization.

22321153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447.

The product of its digits is 360, while the sum is 19.

The square root of 22321153 is about 4724.5267487866. The cubic root of 22321153 is about 281.5608114223.

Adding to 22321153 its reverse (35112322), we get a palindrome (57433475).

The spelling of 22321153 in words is "twenty-two million, three hundred twenty-one thousand, one hundred fifty-three".