6348538 has 12 divisors (see below), whose sum is σ = 11077722. Its totient is φ = 2720760.

The previous prime is 6348533. The next prime is 6348541. The reversal of 6348538 is 8358436.

It can be written as a sum of positive squares in only one way, i.e., 5631129 + 717409 = 2373^2 + 847^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6348497 and 6348506.

It is not an unprimeable number, because it can be changed into a prime (6348533) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32293 + ... + 32488.

Almost surely, 2^6348538 is an apocalyptic number.

6348538 is a deficient number, since it is larger than the sum of its proper divisors (4729184).

6348538 is a wasteful number, since it uses less digits than its factorization.

6348538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64797 (or 64790 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 6348538 is about 2519.6305284704. The cubic root of 6348538 is about 185.1645771902.

It can be divided in two parts, 6348 and 538, that added together give a palindrome (6886).

The spelling of 6348538 in words is "six million, three hundred forty-eight thousand, five hundred thirty-eight".