2628626 has 48 divisors (see below), whose sum is σ = 5375808. Its totient is φ = 936000.

The previous prime is 2628617. The next prime is 2628649. The reversal of 2628626 is 6268262.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2628592 and 2628601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25976 + ... + 26076.

It is an arithmetic number, because the mean of its divisors is an integer number (111996).

2^2628626 is an apocalyptic number.

2628626 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2628626 is an abundant number, since it is smaller than the sum of its proper divisors (2747182).

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

2628626 is a wasteful number, since it uses less digits than its factorization.

2628626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147 (or 134 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 2628626 is about 1621.3037963318. The cubic root of 2628626 is about 138.0096961611.

It can be divided in two parts, 262 and 8626, that added together give a palindrome (8888).

The spelling of 2628626 in words is "two million, six hundred twenty-eight thousand, six hundred twenty-six".