85470167 has 2 divisors, whose sum is σ = 85470168. Its totient is φ = 85470166.

The previous prime is 85470137. The next prime is 85470181. The reversal of 85470167 is 76107458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85470167 - 2⁶ = 85470103 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 85470167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85470107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42735083 + 42735084.

It is an arithmetic number, because the mean of its divisors is an integer number (42735084).

Almost surely, 2^85470167 is an apocalyptic number.

85470167 is a deficient number, since it is larger than the sum of its proper divisors (1).

85470167 is an equidigital number, since it uses as much as digits as its factorization.

85470167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 85470167 is about 9245.0076798237. The cubic root of 85470167 is about 440.4921610659.

The spelling of 85470167 in words is "eighty-five million, four hundred seventy thousand, one hundred sixty-seven".