13384618 has 8 divisors (see below), whose sum is σ = 21621348. Its totient is φ = 6177504.

The previous prime is 13384583. The next prime is 13384649. The reversal of 13384618 is 81648331.

It can be written as a sum of positive squares in 2 ways, for example, as 12159169 + 1225449 = 3487^2 + 1107^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257371 + ... + 257422.

Almost surely, 2^13384618 is an apocalyptic number.

13384618 is a deficient number, since it is larger than the sum of its proper divisors (8236730).

13384618 is a wasteful number, since it uses less digits than its factorization.

13384618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514808.

The product of its digits is 13824, while the sum is 34.

The square root of 13384618 is about 3658.4994191608. The cubic root of 13384618 is about 237.4298548157.

The spelling of 13384618 in words is "thirteen million, three hundred eighty-four thousand, six hundred eighteen".