33240115 has 4 divisors (see below), whose sum is σ = 39888144. Its totient is φ = 26592088.

The previous prime is 33240113. The next prime is 33240127. The reversal of 33240115 is 51104233.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51104233 = 4139 ⋅12347.

It is a cyclic number.

It is not a de Polignac number, because 33240115 - 2¹ = 33240113 is a prime.

It is a super-2 number, since 2×33240115² = 2209810490426450, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33240092 and 33240101.

It is not an unprimeable number, because it can be changed into a prime (33240113) 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, 3324007 + ... + 3324016.

It is an arithmetic number, because the mean of its divisors is an integer number (9972036).

Almost surely, 2^33240115 is an apocalyptic number.

33240115 is a deficient number, since it is larger than the sum of its proper divisors (6648029).

33240115 is an equidigital number, since it uses as much as digits as its factorization.

33240115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6648028.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 33240115 is about 5765.4240954157. The cubic root of 33240115 is about 321.5295104032.

Adding to 33240115 its reverse (51104233), we get a palindrome (84344348).

The spelling of 33240115 in words is "thirty-three million, two hundred forty thousand, one hundred fifteen".