2590066 has 4 divisors (see below), whose sum is σ = 3885102. Its totient is φ = 1295032.

The previous prime is 2590051. The next prime is 2590079. The reversal of 2590066 is 6600952.

2590066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2512225 + 77841 = 1585^2 + 279^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647515 + ... + 647518.

2^2590066 is an apocalyptic number.

2590066 is a deficient number, since it is larger than the sum of its proper divisors (1295036).

2590066 is a wasteful number, since it uses less digits than its factorization.

2590066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295035.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 2590066 is about 1609.3681990148. The cubic root of 2590066 is about 137.3315358318.

The spelling of 2590066 in words is "two million, five hundred ninety thousand, sixty-six".