6550634 has 4 divisors (see below), whose sum is σ = 9825954. Its totient is φ = 3275316.

The previous prime is 6550631. The next prime is 6550639. The reversal of 6550634 is 4360556.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5221225 + 1329409 = 2285^2 + 1153^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6550597 and 6550606.

It is not an unprimeable number, because it can be changed into a prime (6550631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1637657 + ... + 1637660.

Almost surely, 2^6550634 is an apocalyptic number.

6550634 is a deficient number, since it is larger than the sum of its proper divisors (3275320).

6550634 is a wasteful number, since it uses less digits than its factorization.

6550634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3275319.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 6550634 is about 2559.4206375662. The cubic root of 6550634 is about 187.1088997467.

The spelling of 6550634 in words is "six million, five hundred fifty thousand, six hundred thirty-four".