13946242 has 4 divisors (see below), whose sum is σ = 20919366. Its totient is φ = 6973120.

The previous prime is 13946227. The next prime is 13946279. The reversal of 13946242 is 24264931.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 13242321 + 703921 = 3639^2 + 839^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3486559 + ... + 3486562.

Almost surely, 2^13946242 is an apocalyptic number.

13946242 is a deficient number, since it is larger than the sum of its proper divisors (6973124).

13946242 is an equidigital number, since it uses as much as digits as its factorization.

13946242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6973123.

The product of its digits is 10368, while the sum is 31.

The square root of 13946242 is about 3734.4667624709. The cubic root of 13946242 is about 240.7053439918.

The spelling of 13946242 in words is "thirteen million, nine hundred forty-six thousand, two hundred forty-two".