20068167 has 16 divisors (see below), whose sum is σ = 31910400. Its totient is φ = 10968672.

The previous prime is 20068163. The next prime is 20068183. The reversal of 20068167 is 76186002.

It is a happy number.

It is not a de Polignac number, because 20068167 - 2² = 20068163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20068163) 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 15 ways as a sum of consecutive naturals, for example, 20292 + ... + 21257.

It is an arithmetic number, because the mean of its divisors is an integer number (1994400).

Almost surely, 2^20068167 is an apocalyptic number.

20068167 is a deficient number, since it is larger than the sum of its proper divisors (11842233).

20068167 is a wasteful number, since it uses less digits than its factorization.

20068167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41582.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 20068167 is about 4479.7507743177. The cubic root of 20068167 is about 271.7498014644.

The spelling of 20068167 in words is "twenty million, sixty-eight thousand, one hundred sixty-seven".