6449736 has 32 divisors (see below), whose sum is σ = 16646400. Its totient is φ = 2080320.

The previous prime is 6449731. The next prime is 6449743. The reversal of 6449736 is 6379446.

It is a junction number, because it is equal to n+sod(n) for n = 6449694 and 6449703.

It is not an unprimeable number, because it can be changed into a prime (6449731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3591 + ... + 5078.

It is an arithmetic number, because the mean of its divisors is an integer number (520200).

Almost surely, 2^6449736 is an apocalyptic number.

It is an amenable number.

6449736 is an abundant number, since it is smaller than the sum of its proper divisors (10196664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6449736 is a wasteful number, since it uses less digits than its factorization.

6449736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8709 (or 8705 counting only the distinct ones).

The product of its digits is 108864, while the sum is 39.

The square root of 6449736 is about 2539.6330443590. The cubic root of 6449736 is about 186.1432588081.

The spelling of 6449736 in words is "six million, four hundred forty-nine thousand, seven hundred thirty-six".