33136413 has 4 divisors (see below), whose sum is σ = 44181888. Its totient is φ = 22090940.

The previous prime is 33136403. The next prime is 33136421. The reversal of 33136413 is 31463133.

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 33136413 - 2⁸ = 33136157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33136403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5522733 + ... + 5522738.

It is an arithmetic number, because the mean of its divisors is an integer number (11045472).

Almost surely, 2^33136413 is an apocalyptic number.

It is an amenable number.

33136413 is a deficient number, since it is larger than the sum of its proper divisors (11045475).

33136413 is a wasteful number, since it uses less digits than its factorization.

33136413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11045474.

The product of its digits is 1944, while the sum is 24.

The square root of 33136413 is about 5756.4236293032. The cubic root of 33136413 is about 321.1947944724.

Adding to 33136413 its reverse (31463133), we get a palindrome (64599546).

The spelling of 33136413 in words is "thirty-three million, one hundred thirty-six thousand, four hundred thirteen".