6498387 has 40 divisors (see below), whose sum is σ = 11317856. Its totient is φ = 3639168.

The previous prime is 6498379. The next prime is 6498419. The reversal of 6498387 is 7838946.

It is a happy number.

It is not a de Polignac number, because 6498387 - 2³ = 6498379 is a prime.

It is a Duffinian number.

6498387 is a lucky number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (6498307) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 41313 + ... + 41469.

Almost surely, 2^6498387 is an apocalyptic number.

6498387 is a deficient number, since it is larger than the sum of its proper divisors (4819469).

6498387 is a wasteful number, since it uses less digits than its factorization.

6498387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 240 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 6498387 is about 2549.1934018430. The cubic root of 6498387 is about 186.6101192804.

The spelling of 6498387 in words is "six million, four hundred ninety-eight thousand, three hundred eighty-seven".