33397163 has 8 divisors (see below), whose sum is σ = 35435232. Its totient is φ = 31367296.

The previous prime is 33397153. The next prime is 33397181. The reversal of 33397163 is 36179333.

It is a happy number.

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 33397163 - 2¹⁴ = 33380779 is a prime.

It is a super-2 number, since 2×33397163² = 2230740992897138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33397153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7706 + ... + 11232.

It is an arithmetic number, because the mean of its divisors is an integer number (4429404).

Almost surely, 2^33397163 is an apocalyptic number.

33397163 is a deficient number, since it is larger than the sum of its proper divisors (2038069).

33397163 is a wasteful number, since it uses less digits than its factorization.

33397163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101.

The product of its digits is 30618, while the sum is 35.

The square root of 33397163 is about 5779.0278594241. The cubic root of 33397163 is about 322.0350867724.

The spelling of 33397163 in words is "thirty-three million, three hundred ninety-seven thousand, one hundred sixty-three".