22436132 has 12 divisors (see below), whose sum is σ = 40970496. Its totient is φ = 10730280.

The previous prime is 22436101. The next prime is 22436149. The reversal of 22436132 is 23163422.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 22436098 and 22436107.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 121844 + ... + 122027.

It is an arithmetic number, because the mean of its divisors is an integer number (3414208).

Almost surely, 2^22436132 is an apocalyptic number.

It is an amenable number.

22436132 is a deficient number, since it is larger than the sum of its proper divisors (18534364).

22436132 is a wasteful number, since it uses less digits than its factorization.

22436132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243898 (or 243896 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 22436132 is about 4736.6794276159. The cubic root of 22436132 is about 282.0434351217.

Adding to 22436132 its reverse (23163422), we get a palindrome (45599554).

The spelling of 22436132 in words is "twenty-two million, four hundred thirty-six thousand, one hundred thirty-two".