22133829 has 4 divisors (see below), whose sum is σ = 29511776. Its totient is φ = 14755884.

The previous prime is 22133827. The next prime is 22133831. The reversal of 22133829 is 92833122.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (22133827) and next prime (22133831).

It is not a de Polignac number, because 22133829 - 2¹ = 22133827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22133796 and 22133805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3688969 + ... + 3688974.

It is an arithmetic number, because the mean of its divisors is an integer number (7377944).

Almost surely, 2^22133829 is an apocalyptic number.

It is an amenable number.

22133829 is a deficient number, since it is larger than the sum of its proper divisors (7377947).

22133829 is an equidigital number, since it uses as much as digits as its factorization.

22133829 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7377946.

The product of its digits is 5184, while the sum is 30.

The square root of 22133829 is about 4704.6603490582. The cubic root of 22133829 is about 280.7709577637.

The spelling of 22133829 in words is "twenty-two million, one hundred thirty-three thousand, eight hundred twenty-nine".