2621167 has 2 divisors, whose sum is σ = 2621168. Its totient is φ = 2621166.

The previous prime is 2621159. The next prime is 2621197. The reversal of 2621167 is 7611262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2621167 - 2³ = 2621159 is a prime.

It is equal to p₁₉₁₂₉₃ and since 2621167 and 191293 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2621137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1310583 + 1310584.

It is an arithmetic number, because the mean of its divisors is an integer number (1310584).

2^2621167 is an apocalyptic number.

2621167 is a deficient number, since it is larger than the sum of its proper divisors (1).

2621167 is an equidigital number, since it uses as much as digits as its factorization.

2621167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 25.

The square root of 2621167 is about 1619.0018529946. The cubic root of 2621167 is about 137.8790335321.

The spelling of 2621167 in words is "two million, six hundred twenty-one thousand, one hundred sixty-seven".