22066352 has 40 divisors (see below), whose sum is σ = 53306112. Its totient is φ = 8596800.

The previous prime is 22066351. The next prime is 22066397. The reversal of 22066352 is 25366022.

It is not an unprimeable number, because it can be changed into a prime (22066351) 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, 7724 + ... + 10187.

Almost surely, 2^22066352 is an apocalyptic number.

22066352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22066352 is an abundant number, since it is smaller than the sum of its proper divisors (31239760).

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

22066352 is a wasteful number, since it uses less digits than its factorization.

22066352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17937 (or 17931 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 22066352 is about 4697.4835816637. The cubic root of 22066352 is about 280.4853486924.

It can be divided in two parts, 2206 and 6352, that added together give a palindrome (8558).

The spelling of 22066352 in words is "twenty-two million, sixty-six thousand, three hundred fifty-two".