42387167 has 2 divisors, whose sum is σ = 42387168. Its totient is φ = 42387166.

The previous prime is 42387161. The next prime is 42387173. The reversal of 42387167 is 76178324.

It is a balanced prime because it is at equal distance from previous prime (42387161) and next prime (42387173).

It is a cyclic number.

It is not a de Polignac number, because 42387167 - 2¹² = 42383071 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 42387167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42387161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21193583 + 21193584.

It is an arithmetic number, because the mean of its divisors is an integer number (21193584).

Almost surely, 2^42387167 is an apocalyptic number.

42387167 is a deficient number, since it is larger than the sum of its proper divisors (1).

42387167 is an equidigital number, since it uses as much as digits as its factorization.

42387167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 42387167 is about 6510.5427577123. The cubic root of 42387167 is about 348.6674966600.

The spelling of 42387167 in words is "forty-two million, three hundred eighty-seven thousand, one hundred sixty-seven".