85380650 has 24 divisors (see below), whose sum is σ = 160302240. Its totient is φ = 33830960.

The previous prime is 85380643. The next prime is 85380667. The reversal of 85380650 is 5608358.

It is a self number, because there is not a number n which added to its sum of digits gives 85380650.

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 11 ways as a sum of consecutive naturals, for example, 2630 + ... + 13329.

It is an arithmetic number, because the mean of its divisors is an integer number (6679260).

Almost surely, 2^85380650 is an apocalyptic number.

85380650 is a deficient number, since it is larger than the sum of its proper divisors (74921590).

85380650 is a wasteful number, since it uses less digits than its factorization.

85380650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16078 (or 16073 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 85380650 is about 9240.1650418161. The cubic root of 85380650 is about 440.3383244998.

The spelling of 85380650 in words is "eighty-five million, three hundred eighty thousand, six hundred fifty".