2022618 has 16 divisors (see below), whose sum is σ = 4356576. Its totient is φ = 622320.

The previous prime is 2022617. The next prime is 2022619. The reversal of 2022618 is 8162202.

It is an interprime number because it is at equal distance from previous prime (2022617) and next prime (2022619).

It is a junction number, because it is equal to n+sod(n) for n = 2022594 and 2022603.

It is not an unprimeable number, because it can be changed into a prime (2022613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12888 + ... + 13043.

It is an arithmetic number, because the mean of its divisors is an integer number (272286).

2^2022618 is an apocalyptic number.

2022618 is an abundant number, since it is smaller than the sum of its proper divisors (2333958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2022618 is a wasteful number, since it uses less digits than its factorization.

2022618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25949.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 2022618 is about 1422.1877513184. The cubic root of 2022618 is about 126.4652739959.

The spelling of 2022618 in words is "two million, twenty-two thousand, six hundred eighteen".