85464347 has 2 divisors, whose sum is σ = 85464348. Its totient is φ = 85464346.

The previous prime is 85464317. The next prime is 85464359. The reversal of 85464347 is 74346458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85464347 - 2¹⁴ = 85447963 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (85464317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42732173 + 42732174.

It is an arithmetic number, because the mean of its divisors is an integer number (42732174).

Almost surely, 2^85464347 is an apocalyptic number.

85464347 is a deficient number, since it is larger than the sum of its proper divisors (1).

85464347 is an equidigital number, since it uses as much as digits as its factorization.

85464347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 322560, while the sum is 41.

The square root of 85464347 is about 9244.6929099890. The cubic root of 85464347 is about 440.4821625574.

The spelling of 85464347 in words is "eighty-five million, four hundred sixty-four thousand, three hundred forty-seven".