16342618 has 16 divisors (see below), whose sum is σ = 24899400. Its totient is φ = 8044096.

The previous prime is 16342607. The next prime is 16342619. The reversal of 16342618 is 81624361.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 10452289 + 5890329 = 3233^2 + 2427^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16342618.

It is not an unprimeable number, because it can be changed into a prime (16342619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51396 + ... + 51712.

Almost surely, 2^16342618 is an apocalyptic number.

16342618 is a deficient number, since it is larger than the sum of its proper divisors (8556782).

16342618 is a wasteful number, since it uses less digits than its factorization.

16342618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641.

The product of its digits is 6912, while the sum is 31.

The square root of 16342618 is about 4042.6004007322. The cubic root of 16342618 is about 253.7701539478.

Adding to 16342618 its reverse (81624361), we get a palindrome (97966979).

The spelling of 16342618 in words is "sixteen million, three hundred forty-two thousand, six hundred eighteen".