2605222 has 8 divisors (see below), whose sum is σ = 4003272. Its totient is φ = 1270800.

The previous prime is 2605201. The next prime is 2605231. The reversal of 2605222 is 2225062.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2605222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15804 + ... + 15967.

It is an arithmetic number, because the mean of its divisors is an integer number (500409).

2^2605222 is an apocalyptic number.

2605222 is a deficient number, since it is larger than the sum of its proper divisors (1398050).

2605222 is a wasteful number, since it uses less digits than its factorization.

2605222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31814.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2605222 is about 1614.0700108731. The cubic root of 2605222 is about 137.5988842414.

The spelling of 2605222 in words is "two million, six hundred five thousand, two hundred twenty-two".