2643118 has 16 divisors (see below), whose sum is σ = 4140000. Its totient is φ = 1264032.

The previous prime is 2643107. The next prime is 2643119. The reversal of 2643118 is 8113462.

It is a junction number, because it is equal to n+sod(n) for n = 2643092 and 2643101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2643119) 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, 11428 + ... + 11656.

It is an arithmetic number, because the mean of its divisors is an integer number (258750).

2^2643118 is an apocalyptic number.

2643118 is a deficient number, since it is larger than the sum of its proper divisors (1496882).

2643118 is a wasteful number, since it uses less digits than its factorization.

2643118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459.

The product of its digits is 1152, while the sum is 25.

The square root of 2643118 is about 1625.7668959602. The cubic root of 2643118 is about 138.2628540511.

The spelling of 2643118 in words is "two million, six hundred forty-three thousand, one hundred eighteen".