85414573 has 2 divisors, whose sum is σ = 85414574. Its totient is φ = 85414572.

The previous prime is 85414543. The next prime is 85414577. The reversal of 85414573 is 37541458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85414564 + 9 = 9242^2 + 3^2 .

It is a cyclic number.

It is not a de Polignac number, because 85414573 - 2⁹ = 85414061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85414577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42707286 + 42707287.

It is an arithmetic number, because the mean of its divisors is an integer number (42707287).

Almost surely, 2^85414573 is an apocalyptic number.

It is an amenable number.

85414573 is a deficient number, since it is larger than the sum of its proper divisors (1).

85414573 is an equidigital number, since it uses as much as digits as its factorization.

85414573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67200, while the sum is 37.

The square root of 85414573 is about 9242.0004869076. Note that the first 3 decimals coincide. The cubic root of 85414573 is about 440.3966344296.

The spelling of 85414573 in words is "eighty-five million, four hundred fourteen thousand, five hundred seventy-three".