33166040 has 16 divisors (see below), whose sum is σ = 74623680. Its totient is φ = 13266400.

The previous prime is 33166019. The next prime is 33166043. The reversal of 33166040 is 4066133.

It is a junction number, because it is equal to n+sod(n) for n = 33165997 and 33166015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33166043) 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, 414536 + ... + 414615.

It is an arithmetic number, because the mean of its divisors is an integer number (4663980).

Almost surely, 2^33166040 is an apocalyptic number.

It is an amenable number.

33166040 is an abundant number, since it is smaller than the sum of its proper divisors (41457640).

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

33166040 is a wasteful number, since it uses less digits than its factorization.

33166040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 829162 (or 829158 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 33166040 is about 5758.9964403531. The cubic root of 33166040 is about 321.2904918503.

The spelling of 33166040 in words is "thirty-three million, one hundred sixty-six thousand, forty".