22033316 has 12 divisors (see below), whose sum is σ = 38814720. Its totient is φ = 10943400.

The previous prime is 22033313. The next prime is 22033321. The reversal of 22033316 is 61333022.

It is not an unprimeable number, because it can be changed into a prime (22033313) 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, 17636 + ... + 18843.

It is an arithmetic number, because the mean of its divisors is an integer number (3234560).

Almost surely, 2^22033316 is an apocalyptic number.

It is an amenable number.

22033316 is a deficient number, since it is larger than the sum of its proper divisors (16781404).

22033316 is a wasteful number, since it uses less digits than its factorization.

22033316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36634 (or 36632 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 22033316 is about 4693.9659138089. The cubic root of 22033316 is about 280.3453052756.

Adding to 22033316 its reverse (61333022), we get a palindrome (83366338).

The spelling of 22033316 in words is "twenty-two million, thirty-three thousand, three hundred sixteen".