85590790 has 8 divisors (see below), whose sum is σ = 154063440. Its totient is φ = 34236312.

The previous prime is 85590781. The next prime is 85590809. The reversal of 85590790 is 9709558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4279530 + ... + 4279549.

It is an arithmetic number, because the mean of its divisors is an integer number (19257930).

Almost surely, 2^85590790 is an apocalyptic number.

85590790 is a deficient number, since it is larger than the sum of its proper divisors (68472650).

85590790 is a wasteful number, since it uses less digits than its factorization.

85590790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8559086.

The product of its (nonzero) digits is 113400, while the sum is 43.

The square root of 85590790 is about 9251.5290628090. The cubic root of 85590790 is about 440.6992840572.

The spelling of 85590790 in words is "eighty-five million, five hundred ninety thousand, seven hundred ninety".