6463393 has 4 divisors (see below), whose sum is σ = 6600960. Its totient is φ = 6325828.

The previous prime is 6463381. The next prime is 6463399. The reversal of 6463393 is 3933646.

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 6463393 - 2⁹ = 6462881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6463399) 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, 68713 + ... + 68806.

It is an arithmetic number, because the mean of its divisors is an integer number (1650240).

Almost surely, 2^6463393 is an apocalyptic number.

It is an amenable number.

6463393 is a deficient number, since it is larger than the sum of its proper divisors (137567).

6463393 is a wasteful number, since it uses less digits than its factorization.

6463393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137566.

The product of its digits is 34992, while the sum is 34.

The square root of 6463393 is about 2542.3203968029. The cubic root of 6463393 is about 186.2745492617.

The spelling of 6463393 in words is "six million, four hundred sixty-three thousand, three hundred ninety-three".