33745133 has 4 divisors (see below), whose sum is σ = 33855360. Its totient is φ = 33634908.

The previous prime is 33745099. The next prime is 33745141. The reversal of 33745133 is 33154733.

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 a cyclic number.

It is not a de Polignac number, because 33745133 - 2⁶ = 33745069 is a prime.

It is a super-2 number, since 2×33745133² = 2277468002375378, 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 = 33745096 and 33745105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33745333) 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, 54653 + ... + 55266.

It is an arithmetic number, because the mean of its divisors is an integer number (8463840).

Almost surely, 2^33745133 is an apocalyptic number.

It is an amenable number.

33745133 is a deficient number, since it is larger than the sum of its proper divisors (110227).

33745133 is a wasteful number, since it uses less digits than its factorization.

33745133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110226.

The product of its digits is 11340, while the sum is 29.

The square root of 33745133 is about 5809.0561195430. The cubic root of 33745133 is about 323.1496684859.

Adding to 33745133 its reverse (33154733), we get a palindrome (66899866).

The spelling of 33745133 in words is "thirty-three million, seven hundred forty-five thousand, one hundred thirty-three".