85525894 has 4 divisors (see below), whose sum is σ = 128288844. Its totient is φ = 42762946.

The previous prime is 85525883. The next prime is 85525903. The reversal of 85525894 is 49852558.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21381472 + ... + 21381475.

It is an arithmetic number, because the mean of its divisors is an integer number (32072211).

Almost surely, 2^85525894 is an apocalyptic number.

85525894 is a deficient number, since it is larger than the sum of its proper divisors (42762950).

85525894 is a wasteful number, since it uses less digits than its factorization.

85525894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42762949.

The product of its digits is 576000, while the sum is 46.

The square root of 85525894 is about 9248.0210856161. The cubic root of 85525894 is about 440.5878746716.

The spelling of 85525894 in words is "eighty-five million, five hundred twenty-five thousand, eight hundred ninety-four".