6396513 has 4 divisors (see below), whose sum is σ = 8528688. Its totient is φ = 4264340.

The previous prime is 6396491. The next prime is 6396541. The reversal of 6396513 is 3156936.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6396513 - 2¹⁰ = 6395489 is a prime.

It is a super-3 number, since 3×6396513³ (a number of 21 digits) contains 333 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (6396583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066083 + ... + 1066088.

It is an arithmetic number, because the mean of its divisors is an integer number (2132172).

Almost surely, 2^6396513 is an apocalyptic number.

It is an amenable number.

6396513 is a deficient number, since it is larger than the sum of its proper divisors (2132175).

6396513 is a wasteful number, since it uses less digits than its factorization.

6396513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2132174.

The product of its digits is 14580, while the sum is 33.

The square root of 6396513 is about 2529.1328553479. The cubic root of 6396513 is about 185.6298280099.

The spelling of 6396513 in words is "six million, three hundred ninety-six thousand, five hundred thirteen".