2758628 has 12 divisors (see below), whose sum is σ = 4983552. Its totient is φ = 1334760.

The previous prime is 2758589. The next prime is 2758631. The reversal of 2758628 is 8268572.

2758628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2758628² = 15220056884768, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹⁹ + 7⁷ + 5⁷ + 8² + 6⁷ + 2²⁰ + 8⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 2758591 and 2758600.

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 3 ways as a sum of consecutive naturals, for example, 11000 + ... + 11247.

It is an arithmetic number, because the mean of its divisors is an integer number (415296).

2^2758628 is an apocalyptic number.

It is an amenable number.

2758628 is a deficient number, since it is larger than the sum of its proper divisors (2224924).

2758628 is a wasteful number, since it uses less digits than its factorization.

2758628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22282 (or 22280 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 2758628 is about 1660.9117977786. The cubic root of 2758628 is about 140.2483347487.

The spelling of 2758628 in words is "two million, seven hundred fifty-eight thousand, six hundred twenty-eight".