22164403 has 8 divisors (see below), whose sum is σ = 22670928. Its totient is φ = 21663744.

The previous prime is 22164397. The next prime is 22164409. The reversal of 22164403 is 30446122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22164397) and next prime (22164409).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22164403 - 2⁵ = 22164371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22164409) 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 7 ways as a sum of consecutive naturals, for example, 6675 + ... + 9427.

It is an arithmetic number, because the mean of its divisors is an integer number (2833866).

Almost surely, 2^22164403 is an apocalyptic number.

22164403 is a deficient number, since it is larger than the sum of its proper divisors (506525).

22164403 is an equidigital number, since it uses as much as digits as its factorization.

22164403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2933.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 22164403 is about 4707.9085590100. The cubic root of 22164403 is about 280.9001768839.

The spelling of 22164403 in words is "twenty-two million, one hundred sixty-four thousand, four hundred three".