22032260 has 12 divisors (see below), whose sum is σ = 46267788. Its totient is φ = 8812896.

The previous prime is 22032253. The next prime is 22032271. The reversal of 22032260 is 6223022.

It can be written as a sum of positive squares in 2 ways, for example, as 14622976 + 7409284 = 3824^2 + 2722^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 550787 + ... + 550826.

It is an arithmetic number, because the mean of its divisors is an integer number (3855649).

Almost surely, 2^22032260 is an apocalyptic number.

22032260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22032260 is an abundant number, since it is smaller than the sum of its proper divisors (24235528).

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

22032260 is a wasteful number, since it uses less digits than its factorization.

22032260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101622 (or 1101620 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 22032260 is about 4693.8534276221. The cubic root of 22032260 is about 280.3408264616.

Adding to 22032260 its reverse (6223022), we get a palindrome (28255282).

The spelling of 22032260 in words is "twenty-two million, thirty-two thousand, two hundred sixty".