22065016 has 16 divisors (see below), whose sum is σ = 41896800. Its totient is φ = 10892544.

The previous prime is 22065007. The next prime is 22065019. The reversal of 22065016 is 61056022.

22065016 = 489² + 490² + ... + 567².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22065019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16825 + ... + 18088.

It is an arithmetic number, because the mean of its divisors is an integer number (2618550).

Almost surely, 2^22065016 is an apocalyptic number.

It is an amenable number.

22065016 is a deficient number, since it is larger than the sum of its proper divisors (19831784).

22065016 is a wasteful number, since it uses less digits than its factorization.

22065016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34998 (or 34994 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 22065016 is about 4697.3413757146. The cubic root of 22065016 is about 280.4796879472.

The spelling of 22065016 in words is "twenty-two million, sixty-five thousand, sixteen".