2590221 has 8 divisors (see below), whose sum is σ = 3463200. Its totient is φ = 1722032.

The previous prime is 2590183. The next prime is 2590223. The reversal of 2590221 is 1220952.

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

It is a cyclic number.

It is not a de Polignac number, because 2590221 - 2⁶ = 2590157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2590223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355 + ... + 2303.

It is an arithmetic number, because the mean of its divisors is an integer number (432900).

2^2590221 is an apocalyptic number.

It is an amenable number.

2590221 is a deficient number, since it is larger than the sum of its proper divisors (872979).

2590221 is a wasteful number, since it uses less digits than its factorization.

2590221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2395.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2590221 is about 1609.4163538376. The cubic root of 2590221 is about 137.3342752682.

The spelling of 2590221 in words is "two million, five hundred ninety thousand, two hundred twenty-one".