33340993 has 4 divisors (see below), whose sum is σ = 38104000. Its totient is φ = 28577988.

The previous prime is 33340973. The next prime is 33340999. The reversal of 33340993 is 39904333.

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 33340993 - 2⁹ = 33340481 is a prime.

It is a super-2 number, since 2×33340993² = 2223243628452098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33340999) 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, 2381493 + ... + 2381506.

It is an arithmetic number, because the mean of its divisors is an integer number (9526000).

Almost surely, 2^33340993 is an apocalyptic number.

It is an amenable number.

33340993 is a deficient number, since it is larger than the sum of its proper divisors (4763007).

33340993 is an equidigital number, since it uses as much as digits as its factorization.

33340993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4763006.

The product of its (nonzero) digits is 26244, while the sum is 34.

The square root of 33340993 is about 5774.1660003848. The cubic root of 33340993 is about 321.8544440701.

The spelling of 33340993 in words is "thirty-three million, three hundred forty thousand, nine hundred ninety-three".