266424167 has 2 divisors, whose sum is σ = 266424168. Its totient is φ = 266424166.

The previous prime is 266424127. The next prime is 266424233. The reversal of 266424167 is 761424662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 266424167 - 2¹⁸ = 266162023 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 266424167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (266424127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133212083 + 133212084.

It is an arithmetic number, because the mean of its divisors is an integer number (133212084).

Almost surely, 2^266424167 is an apocalyptic number.

266424167 is a deficient number, since it is larger than the sum of its proper divisors (1).

266424167 is an equidigital number, since it uses as much as digits as its factorization.

266424167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 38.

The square root of 266424167 is about 16322.5049241837. The cubic root of 266424167 is about 643.4644215199.

The spelling of 266424167 in words is "two hundred sixty-six million, four hundred twenty-four thousand, one hundred sixty-seven".