6490544 has 10 divisors (see below), whose sum is σ = 12575460. Its totient is φ = 3245264.

The previous prime is 6490543. The next prime is 6490567. The reversal of 6490544 is 4450946.

It is a happy number.

It is a super-2 number, since 2×6490544² = 84254322831872, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6490544.

It is not an unprimeable number, because it can be changed into a prime (6490543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202814 + ... + 202845.

It is an arithmetic number, because the mean of its divisors is an integer number (1257546).

Almost surely, 2^6490544 is an apocalyptic number.

It is an amenable number.

6490544 is a deficient number, since it is larger than the sum of its proper divisors (6084916).

6490544 is a wasteful number, since it uses less digits than its factorization.

6490544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405667 (or 405661 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 6490544 is about 2547.6546076735. The cubic root of 6490544 is about 186.5350148805.

The spelling of 6490544 in words is "six million, four hundred ninety thousand, five hundred forty-four".