72495167 has 2 divisors, whose sum is σ = 72495168. Its totient is φ = 72495166.

The previous prime is 72495133. The next prime is 72495193. The reversal of 72495167 is 76159427.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 72495167 - 2⁸ = 72494911 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72495107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36247583 + 36247584.

It is an arithmetic number, because the mean of its divisors is an integer number (36247584).

Almost surely, 2^72495167 is an apocalyptic number.

72495167 is a deficient number, since it is larger than the sum of its proper divisors (1).

72495167 is an equidigital number, since it uses as much as digits as its factorization.

72495167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 41.

The square root of 72495167 is about 8514.4093747012. The cubic root of 72495167 is about 416.9682800356.

The spelling of 72495167 in words is "seventy-two million, four hundred ninety-five thousand, one hundred sixty-seven".