33000140 has 24 divisors (see below), whose sum is σ = 69455232. Its totient is φ = 13170560.

The previous prime is 33000139. The next prime is 33000197. The reversal of 33000140 is 4100033.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8837 + ... + 12003.

It is an arithmetic number, because the mean of its divisors is an integer number (2893968).

Almost surely, 2^33000140 is an apocalyptic number.

It is an amenable number.

33000140 is an abundant number, since it is smaller than the sum of its proper divisors (36455092).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33000140 is a wasteful number, since it uses less digits than its factorization.

33000140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697 (or 3695 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 33000140 is about 5744.5748319610. The cubic root of 33000140 is about 320.7538865897.

Adding to 33000140 its reverse (4100033), we get a palindrome (37100173).

The spelling of 33000140 in words is "thirty-three million, one hundred forty", and thus it is an aban number.