2628755 has 8 divisors (see below), whose sum is σ = 3167424. Its totient is φ = 2094400.

The previous prime is 2628749. The next prime is 2628779. The reversal of 2628755 is 5578262.

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

It is not a de Polignac number, because 2628755 - 2⁸ = 2628499 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470 + ... + 2340.

It is an arithmetic number, because the mean of its divisors is an integer number (395928).

2^2628755 is an apocalyptic number.

2628755 is a deficient number, since it is larger than the sum of its proper divisors (538669).

2628755 is a wasteful number, since it uses less digits than its factorization.

2628755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157.

The product of its digits is 33600, while the sum is 35.

The square root of 2628755 is about 1621.3435786409. The cubic root of 2628755 is about 138.0119537359.

The spelling of 2628755 in words is "two million, six hundred twenty-eight thousand, seven hundred fifty-five".