85586390 has 24 divisors (see below), whose sum is σ = 155781360. Its totient is φ = 33855200.

The previous prime is 85586359. The next prime is 85586419. The reversal of 85586390 is 9368558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 101591 + ... + 102429.

It is an arithmetic number, because the mean of its divisors is an integer number (6490890).

Almost surely, 2^85586390 is an apocalyptic number.

85586390 is a deficient number, since it is larger than the sum of its proper divisors (70194970).

85586390 is a wasteful number, since it uses less digits than its factorization.

85586390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 85586390 is about 9251.2912612240. The cubic root of 85586390 is about 440.6917321930.

The spelling of 85586390 in words is "eighty-five million, five hundred eighty-six thousand, three hundred ninety".