2628550 has 12 divisors (see below), whose sum is σ = 4889196. Its totient is φ = 1051400.

The previous prime is 2628541. The next prime is 2628553. The reversal of 2628550 is 558262.

It is a d-powerful number, because it can be written as 2⁸ + 6⁷ + 2¹² + 8³ + 5⁸ + 5⁹ + 0 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26236 + ... + 26335.

It is an arithmetic number, because the mean of its divisors is an integer number (407433).

2^2628550 is an apocalyptic number.

2628550 is a deficient number, since it is larger than the sum of its proper divisors (2260646).

2628550 is a wasteful number, since it uses less digits than its factorization.

2628550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52583 (or 52578 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 2628550 is about 1621.2803582354. The cubic root of 2628550 is about 138.0083660825.

It can be divided in two parts, 26285 and 50, that added together give a triangular number (26335 = T₂₂₉).

The spelling of 2628550 in words is "two million, six hundred twenty-eight thousand, five hundred fifty".