22141452 has 24 divisors (see below), whose sum is σ = 51747696. Its totient is φ = 7368448.

The previous prime is 22141451. The next prime is 22141453. The reversal of 22141452 is 25414122.

It is an interprime number because it is at equal distance from previous prime (22141451) and next prime (22141453).

It is not an unprimeable number, because it can be changed into a prime (22141451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9208 + ... + 11360.

It is an arithmetic number, because the mean of its divisors is an integer number (2156154).

Almost surely, 2^22141452 is an apocalyptic number.

It is an amenable number.

22141452 is an abundant number, since it is smaller than the sum of its proper divisors (29606244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22141452 is a wasteful number, since it uses less digits than its factorization.

22141452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017 (or 3015 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 22141452 is about 4705.4704334423. The cubic root of 22141452 is about 280.8031870321.

Adding to 22141452 its reverse (25414122), we get a palindrome (47555574).

The spelling of 22141452 in words is "twenty-two million, one hundred forty-one thousand, four hundred fifty-two".