2668146 has 32 divisors (see below), whose sum is σ = 5832960. Its totient is φ = 808704.

The previous prime is 2668129. The next prime is 2668163. The reversal of 2668146 is 6418662.

It is a happy number.

2668146 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 (2668129) and next prime (2668163).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5946 + ... + 6378.

It is an arithmetic number, because the mean of its divisors is an integer number (182280).

2^2668146 is an apocalyptic number.

2668146 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2668146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2916480).

2668146 is an abundant number, since it is smaller than the sum of its proper divisors (3164814).

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

2668146 is a wasteful number, since it uses less digits than its factorization.

2668146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530.

The product of its digits is 13824, while the sum is 33.

The square root of 2668146 is about 1633.4460505324. The cubic root of 2668146 is about 138.6978929409.

The spelling of 2668146 in words is "two million, six hundred sixty-eight thousand, one hundred forty-six".