85517148 has 12 divisors (see below), whose sum is σ = 199540040. Its totient is φ = 28505712.

The previous prime is 85517129. The next prime is 85517167. The reversal of 85517148 is 84171558.

It is an interprime number because it is at equal distance from previous prime (85517129) and next prime (85517167).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3563203 + ... + 3563226.

Almost surely, 2^85517148 is an apocalyptic number.

It is an amenable number.

85517148 is an abundant number, since it is smaller than the sum of its proper divisors (114022892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85517148 is a wasteful number, since it uses less digits than its factorization.

85517148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7126436 (or 7126434 counting only the distinct ones).

The product of its digits is 44800, while the sum is 39.

The square root of 85517148 is about 9247.5482156083. The cubic root of 85517148 is about 440.5728557780.

The spelling of 85517148 in words is "eighty-five million, five hundred seventeen thousand, one hundred forty-eight".