13662042 has 16 divisors (see below), whose sum is σ = 27361152. Its totient is φ = 4547840.

The previous prime is 13662031. The next prime is 13662043. The reversal of 13662042 is 24026631.

It is not an unprimeable number, because it can be changed into a prime (13662043) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6367 + ... + 8237.

It is an arithmetic number, because the mean of its divisors is an integer number (1710072).

Almost surely, 2^13662042 is an apocalyptic number.

13662042 is an abundant number, since it is smaller than the sum of its proper divisors (13699110).

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

13662042 is a wasteful number, since it uses less digits than its factorization.

13662042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 13662042 is about 3696.2199609872. The cubic root of 13662042 is about 239.0590588338.

Adding to 13662042 its reverse (24026631), we get a palindrome (37688673).

The spelling of 13662042 in words is "thirteen million, six hundred sixty-two thousand, forty-two".