6496139 has 8 divisors (see below), whose sum is σ = 7159152. Its totient is φ = 5856480.

The previous prime is 6496123. The next prime is 6496151. The reversal of 6496139 is 9316946.

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 6496139 - 2⁴ = 6496123 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6496109) 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 7 ways as a sum of consecutive naturals, for example, 5252 + ... + 6369.

It is an arithmetic number, because the mean of its divisors is an integer number (894894).

Almost surely, 2^6496139 is an apocalyptic number.

6496139 is a deficient number, since it is larger than the sum of its proper divisors (663013).

6496139 is a wasteful number, since it uses less digits than its factorization.

6496139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11677.

The product of its digits is 34992, while the sum is 38.

The square root of 6496139 is about 2548.7524399204. The cubic root of 6496139 is about 186.5885986615.

The spelling of 6496139 in words is "six million, four hundred ninety-six thousand, one hundred thirty-nine".