6479995 has 8 divisors (see below), whose sum is σ = 7986384. Its totient is φ = 5043744.

The previous prime is 6479989. The next prime is 6479999. The reversal of 6479995 is 5999746.

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 6479995 - 2²¹ = 4382843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6479999) 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, 17329 + ... + 17698.

It is an arithmetic number, because the mean of its divisors is an integer number (998298).

Almost surely, 2^6479995 is an apocalyptic number.

6479995 is a deficient number, since it is larger than the sum of its proper divisors (1506389).

6479995 is a wasteful number, since it uses less digits than its factorization.

6479995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35069.

The product of its digits is 612360, while the sum is 49.

The square root of 6479995 is about 2545.5834301786. The cubic root of 6479995 is about 186.4339024061.

Subtracting from 6479995 its reverse (5999746), we obtain a square (480249 = 693²).

The spelling of 6479995 in words is "six million, four hundred seventy-nine thousand, nine hundred ninety-five".