6550450 has 12 divisors (see below), whose sum is σ = 12183930. Its totient is φ = 2620160.

The previous prime is 6550417. The next prime is 6550471. The reversal of 6550450 is 540556.

It can be written as a sum of positive squares in 3 ways, for example, as 5716881 + 833569 = 2391^2 + 913^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65455 + ... + 65554.

Almost surely, 2^6550450 is an apocalyptic number.

6550450 is a deficient number, since it is larger than the sum of its proper divisors (5633480).

6550450 is a wasteful number, since it uses less digits than its factorization.

6550450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131021 (or 131016 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 6550450 is about 2559.3846916788. The cubic root of 6550450 is about 187.1071478368.

The spelling of 6550450 in words is "six million, five hundred fifty thousand, four hundred fifty".