2668236 has 24 divisors (see below), whose sum is σ = 6371904. Its totient is φ = 868560.

The previous prime is 2668231. The next prime is 2668241. The reversal of 2668236 is 6328662.

2668236 = T₈₃ + T₈₄ + ... + T₂₅₄.

2668236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2668231) and next prime (2668241).

It is a junction number, because it is equal to n+sod(n) for n = 2668197 and 2668206.

It is not an unprimeable number, because it can be changed into a prime (2668231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2070 + ... + 3101.

It is an arithmetic number, because the mean of its divisors is an integer number (265496).

2^2668236 is an apocalyptic number.

It is an amenable number.

2668236 is an abundant number, since it is smaller than the sum of its proper divisors (3703668).

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

2668236 is a wasteful number, since it uses less digits than its factorization.

2668236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5221 (or 5219 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 2668236 is about 1633.4735994193. The cubic root of 2668236 is about 138.6994524096.

The spelling of 2668236 in words is "two million, six hundred sixty-eight thousand, two hundred thirty-six".