2626668 has 90 divisors (see below), whose sum is σ = 7660268. Its totient is φ = 784080.

The previous prime is 2626649. The next prime is 2626691. The reversal of 2626668 is 8666262.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 39171 + ... + 39237.

2^2626668 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2626668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3830134).

2626668 is an abundant number, since it is smaller than the sum of its proper divisors (5033600).

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

2626668 is a wasteful number, since it uses less digits than its factorization.

2626668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 83 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 2626668 is about 1620.6998488307. The cubic root of 2626668 is about 137.9754209533.

The spelling of 2626668 in words is "two million, six hundred twenty-six thousand, six hundred sixty-eight".