33426023 has 4 divisors (see below), whose sum is σ = 33438360. Its totient is φ = 33413688.

The previous prime is 33426017. The next prime is 33426047. The reversal of 33426023 is 32062433.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 32062433 = 13 ⋅2466341.

It is a cyclic number.

It is not a de Polignac number, because 33426023 - 2⁸ = 33425767 is a prime.

It is a super-2 number, since 2×33426023² = 2234598027193058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33426023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33426013) 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, 140 + ... + 8177.

It is an arithmetic number, because the mean of its divisors is an integer number (8359590).

Almost surely, 2^33426023 is an apocalyptic number.

33426023 is a deficient number, since it is larger than the sum of its proper divisors (12337).

33426023 is an equidigital number, since it uses as much as digits as its factorization.

33426023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12336.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 33426023 is about 5781.5242799802. The cubic root of 33426023 is about 322.1278217630.

Adding to 33426023 its reverse (32062433), we get a palindrome (65488456).

The spelling of 33426023 in words is "thirty-three million, four hundred twenty-six thousand, twenty-three".