33413489 has 4 divisors (see below), whose sum is σ = 33429924. Its totient is φ = 33397056.

The previous prime is 33413477. The next prime is 33413519. The reversal of 33413489 is 98431433.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5798464 + 27615025 = 2408^2 + 5255^2 .

It is a cyclic number.

It is not a de Polignac number, because 33413489 - 2¹² = 33409393 is a prime.

It is a super-2 number, since 2×33413489² = 2232922494306242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33413189) 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, 4652 + ... + 9405.

It is an arithmetic number, because the mean of its divisors is an integer number (8357481).

Almost surely, 2^33413489 is an apocalyptic number.

It is an amenable number.

33413489 is a deficient number, since it is larger than the sum of its proper divisors (16435).

33413489 is a wasteful number, since it uses less digits than its factorization.

33413489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16434.

The product of its digits is 31104, while the sum is 35.

The square root of 33413489 is about 5780.4402081502. The cubic root of 33413489 is about 322.0875531885.

The spelling of 33413489 in words is "thirty-three million, four hundred thirteen thousand, four hundred eighty-nine".