22053432 has 32 divisors (see below), whose sum is σ = 55802880. Its totient is φ = 7261920.

The previous prime is 22053407. The next prime is 22053439. The reversal of 22053432 is 23435022.

It is a junction number, because it is equal to n+sod(n) for n = 22053399 and 22053408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22053439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3544 + ... + 7527.

It is an arithmetic number, because the mean of its divisors is an integer number (1743840).

Almost surely, 2^22053432 is an apocalyptic number.

It is an amenable number.

22053432 is an abundant number, since it is smaller than the sum of its proper divisors (33749448).

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

22053432 is a wasteful number, since it uses less digits than its factorization.

22053432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11163 (or 11159 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 22053432 is about 4696.1081759261. The cubic root of 22053432 is about 280.4305959750.

Adding to 22053432 its reverse (23435022), we get a palindrome (45488454).

The spelling of 22053432 in words is "twenty-two million, fifty-three thousand, four hundred thirty-two".