2220098 has 24 divisors (see below), whose sum is σ = 3713472. Its totient is φ = 993344.

The previous prime is 2220089. The next prime is 2220151. The reversal of 2220098 is 8900222.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13211 + ... + 13377.

It is an arithmetic number, because the mean of its divisors is an integer number (154728).

2^2220098 is an apocalyptic number.

2220098 is a deficient number, since it is larger than the sum of its proper divisors (1493374).

2220098 is a wasteful number, since it uses less digits than its factorization.

2220098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226 (or 209 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 2220098 is about 1489.9993288589. Note that the first 3 decimals coincide. The cubic root of 2220098 is about 130.4539945389.

The spelling of 2220098 in words is "two million, two hundred twenty thousand, ninety-eight".