85289467 has 2 divisors, whose sum is σ = 85289468. Its totient is φ = 85289466.

The previous prime is 85289419. The next prime is 85289473. The reversal of 85289467 is 76498258.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85289467 is a prime.

It is a super-2 number, since 2×85289467² = 14548586362288178, which contains 22 as substring.

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 85289467.

It is not a weakly prime, because it can be changed into another prime (85289767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42644733 + 42644734.

It is an arithmetic number, because the mean of its divisors is an integer number (42644734).

Almost surely, 2^85289467 is an apocalyptic number.

85289467 is a deficient number, since it is larger than the sum of its proper divisors (1).

85289467 is an equidigital number, since it uses as much as digits as its factorization.

85289467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 49.

The square root of 85289467 is about 9235.2296668789. The cubic root of 85289467 is about 440.1815142965.

The spelling of 85289467 in words is "eighty-five million, two hundred eighty-nine thousand, four hundred sixty-seven".