33164971 has 8 divisors (see below), whose sum is σ = 38257920. Its totient is φ = 28160808.

The previous prime is 33164969. The next prime is 33164981. The reversal of 33164971 is 17946133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33164971 - 2¹ = 33164969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33164921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21391 + ... + 22888.

It is an arithmetic number, because the mean of its divisors is an integer number (4782240).

Almost surely, 2^33164971 is an apocalyptic number.

33164971 is a deficient number, since it is larger than the sum of its proper divisors (5092949).

33164971 is a wasteful number, since it uses less digits than its factorization.

33164971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44393.

The product of its digits is 13608, while the sum is 34.

The square root of 33164971 is about 5758.9036282959. The cubic root of 33164971 is about 321.2870398933.

The spelling of 33164971 in words is "thirty-three million, one hundred sixty-four thousand, nine hundred seventy-one".