6348618 has 24 divisors (see below), whose sum is σ = 14265888. Its totient is φ = 2116044.

The previous prime is 6348569. The next prime is 6348623. The reversal of 6348618 is 8168436.

It is a happy number.

6348618 is a `hidden beast` number, since 6 + 34 + 8 + 618 = 666.

6348618 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6046 + ... + 7017.

It is an arithmetic number, because the mean of its divisors is an integer number (594412).

Almost surely, 2^6348618 is an apocalyptic number.

6348618 is an abundant number, since it is smaller than the sum of its proper divisors (7917270).

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

6348618 is a wasteful number, since it uses less digits than its factorization.

6348618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13080 (or 13068 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 6348618 is about 2519.6464037638. The cubic root of 6348618 is about 185.1653549600.

It can be divided in two parts, 63486 and 18, that added together give a square (63504 = 252²).

The spelling of 6348618 in words is "six million, three hundred forty-eight thousand, six hundred eighteen".