33242171 has 2 divisors, whose sum is σ = 33242172. Its totient is φ = 33242170.

The previous prime is 33242161. The next prime is 33242219. The reversal of 33242171 is 17124233.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33242171 - 2¹⁸ = 32980027 is a prime.

It is a super-2 number, since 2×33242171² = 2210083865586482, which contains 22 as substring.

It is equal to p_2045624 and since 33242171 and 2045624 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (33242101) 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 as a sum of consecutive naturals, namely, 16621085 + 16621086.

It is an arithmetic number, because the mean of its divisors is an integer number (16621086).

Almost surely, 2^33242171 is an apocalyptic number.

33242171 is a deficient number, since it is larger than the sum of its proper divisors (1).

33242171 is an equidigital number, since it uses as much as digits as its factorization.

33242171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 23.

The square root of 33242171 is about 5765.6023969747. The cubic root of 33242171 is about 321.5361394521.

The spelling of 33242171 in words is "thirty-three million, two hundred forty-two thousand, one hundred seventy-one".