85414563 has 24 divisors (see below), whose sum is σ = 134563520. Its totient is φ = 51891840.

The previous prime is 85414543. The next prime is 85414573. The reversal of 85414563 is 36541458.

It is a happy number.

85414563 is a `hidden beast` number, since 85 + 4 + 14 + 563 = 666.

It is a Cunningham number, because it is equal to 9242²-1.

It is not a de Polignac number, because 85414563 - 2²² = 81220259 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (85414513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4623 + ... + 13863.

Almost surely, 2^85414563 is an apocalyptic number.

85414563 is a deficient number, since it is larger than the sum of its proper divisors (49148957).

85414563 is a wasteful number, since it uses less digits than its factorization.

85414563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9339 (or 9336 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 85414563 is about 9241.9999458992. Note that the first 4 decimals coincide. The cubic root of 85414563 is about 440.3966172429.

The spelling of 85414563 in words is "eighty-five million, four hundred fourteen thousand, five hundred sixty-three".