2090066 has 8 divisors (see below), whose sum is σ = 3420144. Its totient is φ = 950020.

The previous prime is 2090047. The next prime is 2090069. The reversal of 2090066 is 6600902.

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

It is a super-3 number, since 3×2090066³ = 27390581733337222488, which contains 333 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2090069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47480 + ... + 47523.

It is an arithmetic number, because the mean of its divisors is an integer number (427518).

2^2090066 is an apocalyptic number.

2090066 is a deficient number, since it is larger than the sum of its proper divisors (1330078).

2090066 is a wasteful number, since it uses less digits than its factorization.

2090066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95016.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 2090066 is about 1445.7060558772. The cubic root of 2090066 is about 127.8556722839.

Adding to 2090066 its reverse (6600902), we get a palindrome (8690968).

The spelling of 2090066 in words is "two million, ninety thousand, sixty-six".