33422423 has 4 divisors (see below), whose sum is σ = 33677688. Its totient is φ = 33167160.

The previous prime is 33422419. The next prime is 33422447. The reversal of 33422423 is 32422433.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 33422423 - 2² = 33422419 is a prime.

It is a super-2 number, since 2×33422423² = 2234116718381858, 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 (33422483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127436 + ... + 127697.

It is an arithmetic number, because the mean of its divisors is an integer number (8419422).

Almost surely, 2^33422423 is an apocalyptic number.

33422423 is a deficient number, since it is larger than the sum of its proper divisors (255265).

33422423 is a wasteful number, since it uses less digits than its factorization.

33422423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255264.

The product of its digits is 3456, while the sum is 23.

The square root of 33422423 is about 5781.2129350163. The cubic root of 33422423 is about 322.1162569033.

Adding to 33422423 its reverse (32422433), we get a palindrome (65844856).

The spelling of 33422423 in words is "thirty-three million, four hundred twenty-two thousand, four hundred twenty-three".