2222798 has 4 divisors (see below), whose sum is σ = 3334200. Its totient is φ = 1111398.

The previous prime is 2222783. The next prime is 2222809. The reversal of 2222798 is 8972222.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555698 + ... + 555701.

It is an arithmetic number, because the mean of its divisors is an integer number (833550).

2^2222798 is an apocalyptic number.

2222798 is a deficient number, since it is larger than the sum of its proper divisors (1111402).

2222798 is a wasteful number, since it uses less digits than its factorization.

2222798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111401.

The product of its digits is 8064, while the sum is 32.

The square root of 2222798 is about 1490.9050942297. The cubic root of 2222798 is about 130.5068575347.

The spelling of 2222798 in words is "two million, two hundred twenty-two thousand, seven hundred ninety-eight".