22214465 has 16 divisors (see below), whose sum is σ = 32809728. Its totient is φ = 14060736.

The previous prime is 22214449. The next prime is 22214471. The reversal of 22214465 is 56441222.

It is a cyclic number.

It is not a de Polignac number, because 22214465 - 2⁴ = 22214449 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 23957 + ... + 24866.

It is an arithmetic number, because the mean of its divisors is an integer number (2050608).

Almost surely, 2^22214465 is an apocalyptic number.

It is an amenable number.

22214465 is a deficient number, since it is larger than the sum of its proper divisors (10595263).

22214465 is a wasteful number, since it uses less digits than its factorization.

22214465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48848.

The product of its digits is 3840, while the sum is 26.

The square root of 22214465 is about 4713.2223584295. Note that the first 3 decimals coincide. The cubic root of 22214465 is about 281.1115044870. Note that the first 3 decimals are identical.

Adding to 22214465 its reverse (56441222), we get a palindrome (78655687).

The spelling of 22214465 in words is "twenty-two million, two hundred fourteen thousand, four hundred sixty-five".