33350641 has 4 divisors (see below), whose sum is σ = 33387172. Its totient is φ = 33314112.

The previous prime is 33350627. The next prime is 33350659. The reversal of 33350641 is 14605333.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14605333 = 2887 ⋅5059.

It can be written as a sum of positive squares in 2 ways, for example, as 1766241 + 31584400 = 1329^2 + 5620^2 .

It is a cyclic number.

It is not a de Polignac number, because 33350641 - 2⁹ = 33350129 is a prime.

It is a super-2 number, since 2×33350641² = 2224530510221762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33350341) 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, 16860 + ... + 18733.

It is an arithmetic number, because the mean of its divisors is an integer number (8346793).

Almost surely, 2^33350641 is an apocalyptic number.

It is an amenable number.

33350641 is a deficient number, since it is larger than the sum of its proper divisors (36531).

33350641 is an equidigital number, since it uses as much as digits as its factorization.

33350641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36530.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 33350641 is about 5775.0013852812. The cubic root of 33350641 is about 321.8854864589.

Adding to 33350641 its reverse (14605333), we get a palindrome (47955974).

The spelling of 33350641 in words is "thirty-three million, three hundred fifty thousand, six hundred forty-one".