2085590 has 32 divisors (see below), whose sum is σ = 4124736. Its totient is φ = 754560.

The previous prime is 2085569. The next prime is 2085599. The reversal of 2085590 is 955802.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085599) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7799 + ... + 8061.

It is an arithmetic number, because the mean of its divisors is an integer number (128898).

2^2085590 is an apocalyptic number.

2085590 is a deficient number, since it is larger than the sum of its proper divisors (2039146).

2085590 is a wasteful number, since it uses less digits than its factorization.

2085590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 2085590 is about 1444.1571936600. The cubic root of 2085590 is about 127.7643368905.

The spelling of 2085590 in words is "two million, eighty-five thousand, five hundred ninety".