33918241 has 8 divisors (see below), whose sum is σ = 39555200. Its totient is φ = 29072484.

The previous prime is 33918239. The next prime is 33918259. The reversal of 33918241 is 14281933.

It is not a de Polignac number, because 33918241 - 2¹ = 33918239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33918221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49101 + ... + 49786.

It is an arithmetic number, because the mean of its divisors is an integer number (4944400).

Almost surely, 2^33918241 is an apocalyptic number.

It is an amenable number.

33918241 is a deficient number, since it is larger than the sum of its proper divisors (5636959).

33918241 is an frugal number, since it uses more digits than its factorization.

33918241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98908 (or 98894 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 33918241 is about 5823.9368986966. The cubic root of 33918241 is about 323.7012977629.

The spelling of 33918241 in words is "thirty-three million, nine hundred eighteen thousand, two hundred forty-one".