22054532 has 12 divisors (see below), whose sum is σ = 38765580. Its totient is φ = 10978656.

The previous prime is 22054531. The next prime is 22054537. The reversal of 22054532 is 23545022.

It can be written as a sum of positive squares in 2 ways, for example, as 20647936 + 1406596 = 4544^2 + 1186^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22054498 and 22054507.

It is not an unprimeable number, because it can be changed into a prime (22054531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11123 + ... + 12954.

It is an arithmetic number, because the mean of its divisors is an integer number (3230465).

Almost surely, 2^22054532 is an apocalyptic number.

It is an amenable number.

22054532 is a deficient number, since it is larger than the sum of its proper divisors (16711048).

22054532 is a wasteful number, since it uses less digits than its factorization.

22054532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24310 (or 24308 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 22054532 is about 4696.2252927218. The cubic root of 22054532 is about 280.4352584168.

Adding to 22054532 its reverse (23545022), we get a palindrome (45599554).

The spelling of 22054532 in words is "twenty-two million, fifty-four thousand, five hundred thirty-two".