6546249 has 12 divisors (see below), whose sum is σ = 9480900. Its totient is φ = 4352544.

The previous prime is 6546229. The next prime is 6546251. The reversal of 6546249 is 9426456.

6546249 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2673225 + 3873024 = 1635^2 + 1968^2 .

It is not a de Polignac number, because 6546249 - 2⁸ = 6545993 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

6546249 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6546229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3867 + ... + 5295.

It is an arithmetic number, because the mean of its divisors is an integer number (790075).

Almost surely, 2^6546249 is an apocalyptic number.

It is an amenable number.

6546249 is a deficient number, since it is larger than the sum of its proper divisors (2934651).

6546249 is a wasteful number, since it uses less digits than its factorization.

6546249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944 (or 1941 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 6546249 is about 2558.5638549780. The cubic root of 6546249 is about 187.0671401415.

It can be divided in two parts, 654 and 6249, that added together give a triangular number (6903 = T₁₁₇).

The spelling of 6546249 in words is "six million, five hundred forty-six thousand, two hundred forty-nine".