6499672 has 32 divisors (see below), whose sum is σ = 13057200. Its totient is φ = 3024000.

The previous prime is 6499667. The next prime is 6499673. The reversal of 6499672 is 2769946.

It is a super-2 number, since 2×6499672² = 84491472215168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6499673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8922 + ... + 9622.

Almost surely, 2^6499672 is an apocalyptic number.

It is an amenable number.

6499672 is an abundant number, since it is smaller than the sum of its proper divisors (6557528).

6499672 is a wasteful number, since it uses less digits than its factorization.

6499672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787 (or 783 counting only the distinct ones).

The product of its digits is 163296, while the sum is 43.

The square root of 6499672 is about 2549.4454298925. The cubic root of 6499672 is about 186.6224186505.

The spelling of 6499672 in words is "six million, four hundred ninety-nine thousand, six hundred seventy-two".