2643158 has 16 divisors (see below), whose sum is σ = 4624800. Its totient is φ = 1132488.

The previous prime is 2643133. The next prime is 2643161. The reversal of 2643158 is 8513462.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2643158.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1241 + ... + 2612.

It is an arithmetic number, because the mean of its divisors is an integer number (289050).

2^2643158 is an apocalyptic number.

2643158 is a deficient number, since it is larger than the sum of its proper divisors (1981642).

2643158 is an equidigital number, since it uses as much as digits as its factorization.

2643158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3876 (or 3862 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 2643158 is about 1625.7791978002. The cubic root of 2643158 is about 138.2635515210.

The spelling of 2643158 in words is "two million, six hundred forty-three thousand, one hundred fifty-eight".