6498865 has 8 divisors (see below), whose sum is σ = 8009640. Its totient is φ = 5058432.

The previous prime is 6498853. The next prime is 6498901. The reversal of 6498865 is 5688946.

It can be written as a sum of positive squares in 4 ways, for example, as 501264 + 5997601 = 708^2 + 2449^2 .

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 6498865 - 2⁹ = 6498353 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17380 + ... + 17749.

It is an arithmetic number, because the mean of its divisors is an integer number (1001205).

Almost surely, 2^6498865 is an apocalyptic number.

It is an amenable number.

6498865 is a deficient number, since it is larger than the sum of its proper divisors (1510775).

6498865 is a wasteful number, since it uses less digits than its factorization.

6498865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35171.

The product of its digits is 414720, while the sum is 46.

The square root of 6498865 is about 2549.2871552652. The cubic root of 6498865 is about 186.6146946440.

The spelling of 6498865 in words is "six million, four hundred ninety-eight thousand, eight hundred sixty-five".