85245716 has 6 divisors (see below), whose sum is σ = 149180010. Its totient is φ = 42622856.

The previous prime is 85245709. The next prime is 85245749. The reversal of 85245716 is 61754258.

It can be written as a sum of positive squares in only one way, i.e., 80640400 + 4605316 = 8980^2 + 2146^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 85245716.

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 as a sum of consecutive naturals, namely, 10655711 + ... + 10655718.

It is an arithmetic number, because the mean of its divisors is an integer number (24863335).

Almost surely, 2^85245716 is an apocalyptic number.

It is an amenable number.

85245716 is a deficient number, since it is larger than the sum of its proper divisors (63934294).

85245716 is a wasteful number, since it uses less digits than its factorization.

85245716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21311433 (or 21311431 counting only the distinct ones).

The product of its digits is 67200, while the sum is 38.

The square root of 85245716 is about 9232.8606617884. The cubic root of 85245716 is about 440.1062346790.

The spelling of 85245716 in words is "eighty-five million, two hundred forty-five thousand, seven hundred sixteen".