33140867 has 4 divisors (see below), whose sum is σ = 33187680. Its totient is φ = 33094056.

The previous prime is 33140857. The next prime is 33140903. The reversal of 33140867 is 76804133.

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 33140867 - 2¹⁸ = 32878723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33140857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22328 + ... + 23765.

It is an arithmetic number, because the mean of its divisors is an integer number (8296920).

Almost surely, 2^33140867 is an apocalyptic number.

33140867 is a deficient number, since it is larger than the sum of its proper divisors (46813).

33140867 is an equidigital number, since it uses as much as digits as its factorization.

33140867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46812.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 33140867 is about 5756.8104884563. The cubic root of 33140867 is about 321.2091848604.

The spelling of 33140867 in words is "thirty-three million, one hundred forty thousand, eight hundred sixty-seven".