22622152 has 32 divisors (see below), whose sum is σ = 48628800. Its totient is φ = 9664704.

The previous prime is 22622143. The next prime is 22622153. The reversal of 22622152 is 25122622.

It is a happy number.

It is a super-2 number, since 2×22622152² = 1023523522222208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22622153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33999 + ... + 34657.

It is an arithmetic number, because the mean of its divisors is an integer number (1519650).

Almost surely, 2^22622152 is an apocalyptic number.

It is an amenable number.

22622152 is an abundant number, since it is smaller than the sum of its proper divisors (26006648).

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

22622152 is a wasteful number, since it uses less digits than its factorization.

22622152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285 (or 1281 counting only the distinct ones).

The product of its digits is 960, while the sum is 22.

The square root of 22622152 is about 4756.2750130748. The cubic root of 22622152 is about 282.8207732814.

Adding to 22622152 its reverse (25122622), we get a palindrome (47744774).

The spelling of 22622152 in words is "twenty-two million, six hundred twenty-two thousand, one hundred fifty-two".