22202466 has 64 divisors (see below), whose sum is σ = 52859520. Its totient is φ = 6128640.

The previous prime is 22202461. The next prime is 22202473. The reversal of 22202466 is 66420222.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22202461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96840 + ... + 97068.

It is an arithmetic number, because the mean of its divisors is an integer number (825930).

Almost surely, 2^22202466 is an apocalyptic number.

22202466 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22202466 is the 2519-th nonagonal number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22202466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26429760).

22202466 is an abundant number, since it is smaller than the sum of its proper divisors (30657054).

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

22202466 is a wasteful number, since it uses less digits than its factorization.

22202466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 22202466 is about 4711.9492781650. The cubic root of 22202466 is about 281.0608818493.

Adding to 22202466 its reverse (66420222), we get a palindrome (88622688).

It can be divided in two parts, 222024 and 66, that multiplied together give a square (14653584 = 3828²).

The spelling of 22202466 in words is "twenty-two million, two hundred two thousand, four hundred sixty-six".