85804575 has 12 divisors (see below), whose sum is σ = 141863688. Its totient is φ = 45762400.

The previous prime is 85804573. The next prime is 85804577. The reversal of 85804575 is 57540858.

It is an interprime number because it is at equal distance from previous prime (85804573) and next prime (85804577).

It is not a de Polignac number, because 85804575 - 2¹ = 85804573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85804571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 571956 + ... + 572105.

It is an arithmetic number, because the mean of its divisors is an integer number (11821974).

Almost surely, 2^85804575 is an apocalyptic number.

85804575 is a deficient number, since it is larger than the sum of its proper divisors (56059113).

85804575 is a wasteful number, since it uses less digits than its factorization.

85804575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144074 (or 1144069 counting only the distinct ones).

The product of its (nonzero) digits is 224000, while the sum is 42.

The square root of 85804575 is about 9263.0758930282. The cubic root of 85804575 is about 441.0658989042.

The spelling of 85804575 in words is "eighty-five million, eight hundred four thousand, five hundred seventy-five".