22434522 has 32 divisors (see below), whose sum is σ = 51079680. Its totient is φ = 6502320.

The previous prime is 22434521. The next prime is 22434539. The reversal of 22434522 is 22543422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22434492 and 22434501.

It is not an unprimeable number, because it can be changed into a prime (22434521) 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 15 ways as a sum of consecutive naturals, for example, 5872 + ... + 8907.

It is an arithmetic number, because the mean of its divisors is an integer number (1596240).

Almost surely, 2^22434522 is an apocalyptic number.

22434522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22434522 is an abundant number, since it is smaller than the sum of its proper divisors (28645158).

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

22434522 is a wasteful number, since it uses less digits than its factorization.

22434522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14818.

The product of its digits is 3840, while the sum is 24.

The square root of 22434522 is about 4736.5094742859. The cubic root of 22434522 is about 282.0366885519.

Adding to 22434522 its reverse (22543422), we get a palindrome (44977944).

Subtracting 22434522 from its reverse (22543422), we obtain a square (108900 = 330²).

The spelling of 22434522 in words is "twenty-two million, four hundred thirty-four thousand, five hundred twenty-two".