22276452 has 24 divisors (see below), whose sum is σ = 56704032. Its totient is φ = 6750400.

The previous prime is 22276427. The next prime is 22276469. The reversal of 22276452 is 25467222.

It is an unprimeable number.

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, 84249 + ... + 84512.

It is an arithmetic number, because the mean of its divisors is an integer number (2362668).

Almost surely, 2^22276452 is an apocalyptic number.

22276452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22276452 is an abundant number, since it is smaller than the sum of its proper divisors (34427580).

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

22276452 is a wasteful number, since it uses less digits than its factorization.

22276452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168779 (or 168777 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 22276452 is about 4719.7936395567. The cubic root of 22276452 is about 281.3727318172.

The spelling of 22276452 in words is "twenty-two million, two hundred seventy-six thousand, four hundred fifty-two".