2636222 has 8 divisors (see below), whose sum is σ = 3961272. Its totient is φ = 1315800.

The previous prime is 2636203. The next prime is 2636233. The reversal of 2636222 is 2226362.

It is a happy number.

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

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, 1397 + ... + 2687.

It is an arithmetic number, because the mean of its divisors is an integer number (495159).

2^2636222 is an apocalyptic number.

2636222 is a deficient number, since it is larger than the sum of its proper divisors (1325050).

2636222 is a wasteful number, since it uses less digits than its factorization.

2636222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2314.

The product of its digits is 1728, while the sum is 23.

The square root of 2636222 is about 1623.6446655596. The cubic root of 2636222 is about 138.1425048964.

The spelling of 2636222 in words is "two million, six hundred thirty-six thousand, two hundred twenty-two".