6065649 has 6 divisors (see below), whose sum is σ = 8761506. Its totient is φ = 4043760.

The previous prime is 6065639. The next prime is 6065687. The reversal of 6065649 is 9465606.

It is a happy number.

6065649 is a `hidden beast` number, since 6 + 0 + 6 + 5 + 649 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3038049 + 3027600 = 1743^2 + 1740^2 .

It is not a de Polignac number, because 6065649 - 2¹¹ = 6063601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6065639) 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 in 5 ways as a sum of consecutive naturals, for example, 336972 + ... + 336989.

It is an arithmetic number, because the mean of its divisors is an integer number (1460251).

Almost surely, 2^6065649 is an apocalyptic number.

It is an amenable number.

6065649 is a deficient number, since it is larger than the sum of its proper divisors (2695857).

6065649 is a wasteful number, since it uses less digits than its factorization.

6065649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673967 (or 673964 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 6065649 is about 2462.8538324472. The cubic root of 6065649 is about 182.3723909331.

The spelling of 6065649 in words is "six million, sixty-five thousand, six hundred forty-nine".