6553550 has 12 divisors (see below), whose sum is σ = 12189696. Its totient is φ = 2621400.

The previous prime is 6553541. The next prime is 6553567. The reversal of 6553550 is 553556.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65486 + ... + 65585.

It is an arithmetic number, because the mean of its divisors is an integer number (1015808).

Almost surely, 2^6553550 is an apocalyptic number.

6553550 is a deficient number, since it is larger than the sum of its proper divisors (5636146).

6553550 is a wasteful number, since it uses less digits than its factorization.

6553550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131083 (or 131078 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 29.

The square root of 6553550 is about 2559.9902343564. The cubic root of 6553550 is about 187.1366593301.

The spelling of 6553550 in words is "six million, five hundred fifty-three thousand, five hundred fifty".