33012988 has 12 divisors (see below), whose sum is σ = 59002272. Its totient is φ = 16155200.

The previous prime is 33012983. The next prime is 33013003. The reversal of 33012988 is 88921033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33012983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87613 + ... + 87988.

It is an arithmetic number, because the mean of its divisors is an integer number (4916856).

Almost surely, 2^33012988 is an apocalyptic number.

It is an amenable number.

33012988 is a deficient number, since it is larger than the sum of its proper divisors (25989284).

33012988 is a wasteful number, since it uses less digits than its factorization.

33012988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175652 (or 175650 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 33012988 is about 5745.6929956272. The cubic root of 33012988 is about 320.7955077387.

The spelling of 33012988 in words is "thirty-three million, twelve thousand, nine hundred eighty-eight".