33450023 has 4 divisors (see below), whose sum is σ = 34529088. Its totient is φ = 32370960.

The previous prime is 33449993. The next prime is 33450031. The reversal of 33450023 is 32005433.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32005433 = 2389 ⋅13397.

It is a cyclic number.

It is not a de Polignac number, because 33450023 - 2²² = 29255719 is a prime.

It is a super-2 number, since 2×33450023² = 2237808077401058, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33449977 and 33450004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33450083) 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, 539486 + ... + 539547.

It is an arithmetic number, because the mean of its divisors is an integer number (8632272).

Almost surely, 2^33450023 is an apocalyptic number.

33450023 is a deficient number, since it is larger than the sum of its proper divisors (1079065).

33450023 is a wasteful number, since it uses less digits than its factorization.

33450023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079064.

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 33450023 is about 5783.5994847500. The cubic root of 33450023 is about 322.2048996148.

Adding to 33450023 its reverse (32005433), we get a palindrome (65455456).

The spelling of 33450023 in words is "thirty-three million, four hundred fifty thousand, twenty-three".