6498138 has 16 divisors (see below), whose sum is σ = 13126176. Its totient is φ = 2144400.

The previous prime is 6498113. The next prime is 6498161. The reversal of 6498138 is 8318946.

It is a junction number, because it is equal to n+sod(n) for n = 6498096 and 6498105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4756 + ... + 5967.

It is an arithmetic number, because the mean of its divisors is an integer number (820386).

Almost surely, 2^6498138 is an apocalyptic number.

6498138 is an abundant number, since it is smaller than the sum of its proper divisors (6628038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6498138 is a wasteful number, since it uses less digits than its factorization.

6498138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10829.

The product of its digits is 41472, while the sum is 39.

The square root of 6498138 is about 2549.1445623974. The cubic root of 6498138 is about 186.6077357908.

The spelling of 6498138 in words is "six million, four hundred ninety-eight thousand, one hundred thirty-eight".