33140363 has 4 divisors (see below), whose sum is σ = 33162360. Its totient is φ = 33118368.

The previous prime is 33140357. The next prime is 33140377. The reversal of 33140363 is 36304133.

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

It is a cyclic number.

It is not a de Polignac number, because 33140363 - 2⁶ = 33140299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33140383) 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, 8558 + ... + 11811.

It is an arithmetic number, because the mean of its divisors is an integer number (8290590).

Almost surely, 2^33140363 is an apocalyptic number.

33140363 is a deficient number, since it is larger than the sum of its proper divisors (21997).

33140363 is a wasteful number, since it uses less digits than its factorization.

33140363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21996.

The product of its (nonzero) digits is 1944, while the sum is 23.

The square root of 33140363 is about 5756.7667140505. The cubic root of 33140363 is about 321.2075565561.

Adding to 33140363 its reverse (36304133), we get a palindrome (69444496).

The spelling of 33140363 in words is "thirty-three million, one hundred forty thousand, three hundred sixty-three".