22336213 has 8 divisors (see below), whose sum is σ = 23337216. Its totient is φ = 21352800.

The previous prime is 22336207. The next prime is 22336219. The reversal of 22336213 is 31263322.

It is an interprime number because it is at equal distance from previous prime (22336207) and next prime (22336219).

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

It is a de Polignac number, because none of the positive numbers 2^k-22336213 is a prime.

It is a super-2 number, since 2×22336213² = 997812822362738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22336219) 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, 1768 + ... + 6913.

It is an arithmetic number, because the mean of its divisors is an integer number (2917152).

Almost surely, 2^22336213 is an apocalyptic number.

It is an amenable number.

22336213 is a deficient number, since it is larger than the sum of its proper divisors (1001003).

22336213 is an equidigital number, since it uses as much as digits as its factorization.

22336213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8795.

The product of its digits is 1296, while the sum is 22.

The square root of 22336213 is about 4726.1202904708. The cubic root of 22336213 is about 281.6241198685.

Adding to 22336213 its reverse (31263322), we get a palindrome (53599535).

The spelling of 22336213 in words is "twenty-two million, three hundred thirty-six thousand, two hundred thirteen".