2628586 has 8 divisors (see below), whose sum is σ = 3951360. Its totient is φ = 1311468.

The previous prime is 2628581. The next prime is 2628599. The reversal of 2628586 is 6858262.

2628586 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2628581) 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 3 ways as a sum of consecutive naturals, for example, 55 + ... + 2293.

It is an arithmetic number, because the mean of its divisors is an integer number (493920).

2^2628586 is an apocalyptic number.

2628586 is a deficient number, since it is larger than the sum of its proper divisors (1322774).

2628586 is a wasteful number, since it uses less digits than its factorization.

2628586 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828.

The product of its digits is 46080, while the sum is 37.

The square root of 2628586 is about 1621.2914605339. The cubic root of 2628586 is about 138.0089961229.

The spelling of 2628586 in words is "two million, six hundred twenty-eight thousand, five hundred eighty-six".