2226590 has 8 divisors (see below), whose sum is σ = 4007880. Its totient is φ = 890632.

The previous prime is 2226571. The next prime is 2226593. The reversal of 2226590 is 956222.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111320 + ... + 111339.

It is an arithmetic number, because the mean of its divisors is an integer number (500985).

2^2226590 is an apocalyptic number.

2226590 is a deficient number, since it is larger than the sum of its proper divisors (1781290).

2226590 is a wasteful number, since it uses less digits than its factorization.

2226590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222666.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2226590 is about 1492.1762630467. The cubic root of 2226590 is about 130.5810284451.

The spelling of 2226590 in words is "two million, two hundred twenty-six thousand, five hundred ninety".