6485739 has 8 divisors (see below), whose sum is σ = 9312912. Its totient is φ = 3991200.

The previous prime is 6485729. The next prime is 6485741. The reversal of 6485739 is 9375846.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6485739 - 2²⁰ = 5437163 is a prime.

It is a super-2 number, since 2×6485739² = 84129620752242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6485739.

It is not an unprimeable number, because it can be changed into a prime (6485719) 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, 83112 + ... + 83189.

It is an arithmetic number, because the mean of its divisors is an integer number (1164114).

Almost surely, 2^6485739 is an apocalyptic number.

6485739 is a deficient number, since it is larger than the sum of its proper divisors (2827173).

6485739 is a wasteful number, since it uses less digits than its factorization.

6485739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166317.

The product of its digits is 181440, while the sum is 42.

The square root of 6485739 is about 2546.7114088565. The cubic root of 6485739 is about 186.4889724113.

The spelling of 6485739 in words is "six million, four hundred eighty-five thousand, seven hundred thirty-nine".