22302264 has 16 divisors (see below), whose sum is σ = 55755720. Its totient is φ = 7434080.

The previous prime is 22302263. The next prime is 22302311. The reversal of 22302264 is 46220322.

It is a self number, because there is not a number n which added to its sum of digits gives 22302264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22302263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464607 + ... + 464654.

Almost surely, 2^22302264 is an apocalyptic number.

22302264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22302264 is an abundant number, since it is smaller than the sum of its proper divisors (33453456).

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

22302264 is a wasteful number, since it uses less digits than its factorization.

22302264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929270 (or 929266 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 22302264 is about 4722.5272894924. The cubic root of 22302264 is about 281.4813665555.

Adding to 22302264 its reverse (46220322), we get a palindrome (68522586).

The spelling of 22302264 in words is "twenty-two million, three hundred two thousand, two hundred sixty-four".