6550743 has 4 divisors (see below), whose sum is σ = 8734328. Its totient is φ = 4367160.

The previous prime is 6550741. The next prime is 6550757. The reversal of 6550743 is 3470556.

6550743 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 6550743 - 2¹ = 6550741 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6550743.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6550741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1091788 + ... + 1091793.

It is an arithmetic number, because the mean of its divisors is an integer number (2183582).

Almost surely, 2^6550743 is an apocalyptic number.

6550743 is a deficient number, since it is larger than the sum of its proper divisors (2183585).

6550743 is a wasteful number, since it uses less digits than its factorization.

6550743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183584.

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 6550743 is about 2559.4419313593. The cubic root of 6550743 is about 187.1099375473.

The spelling of 6550743 in words is "six million, five hundred fifty thousand, seven hundred forty-three".