6249965 has 8 divisors (see below), whose sum is σ = 7941240. Its totient is φ = 4705792.

The previous prime is 6249959. The next prime is 6249967. The reversal of 6249965 is 5699426.

6249965 is digitally balanced in base 3, 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 4 ways, for example, as 1844164 + 4405801 = 1358^2 + 2099^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6249965 - 2⁴ = 6249949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6249967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36680 + ... + 36849.

It is an arithmetic number, because the mean of its divisors is an integer number (992655).

Almost surely, 2^6249965 is an apocalyptic number.

It is an amenable number.

6249965 is a deficient number, since it is larger than the sum of its proper divisors (1691275).

6249965 is a wasteful number, since it uses less digits than its factorization.

6249965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73551.

The product of its digits is 116640, while the sum is 41.

The square root of 6249965 is about 2499.9929999902. The cubic root of 6249965 is about 184.2012310884.

The spelling of 6249965 in words is "six million, two hundred forty-nine thousand, nine hundred sixty-five".