6550625 has 20 divisors (see below), whose sum is σ = 8397312. Its totient is φ = 5106000.

The previous prime is 6550553. The next prime is 6550631. The reversal of 6550625 is 5260556.

It is not a de Polignac number, because 6550625 - 2¹⁰ = 6549601 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29264 + ... + 29486.

Almost surely, 2^6550625 is an apocalyptic number.

It is an amenable number.

6550625 is a deficient number, since it is larger than the sum of its proper divisors (1846687).

6550625 is an equidigital number, since it uses as much as digits as its factorization.

6550625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 6550625 is about 2559.4188793552. The cubic root of 6550625 is about 187.1088140562.

The spelling of 6550625 in words is "six million, five hundred fifty thousand, six hundred twenty-five".