4221167 has 8 divisors (see below), whose sum is σ = 4429824. Its totient is φ = 4014648.

The previous prime is 4221109. The next prime is 4221169. The reversal of 4221167 is 7611224.

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 4221167 - 2⁸ = 4220911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4221169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4718 + ... + 5540.

It is an arithmetic number, because the mean of its divisors is an integer number (553728).

Almost surely, 2^4221167 is an apocalyptic number.

4221167 is a deficient number, since it is larger than the sum of its proper divisors (208657).

4221167 is a wasteful number, since it uses less digits than its factorization.

4221167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069.

The product of its digits is 672, while the sum is 23.

The square root of 4221167 is about 2054.5478821385. The cubic root of 4221167 is about 161.6134537495.

The spelling of 4221167 in words is "four million, two hundred twenty-one thousand, one hundred sixty-seven".