13949242 has 8 divisors (see below), whose sum is σ = 20958336. Its totient is φ = 6963132.

The previous prime is 13949233. The next prime is 13949251. The reversal of 13949242 is 24294931.

It is an interprime number because it is at equal distance from previous prime (13949233) and next prime (13949251).

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

It is a junction number, because it is equal to n+sod(n) for n = 13949198 and 13949207.

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, 4138 + ... + 6709.

It is an arithmetic number, because the mean of its divisors is an integer number (2619792).

Almost surely, 2^13949242 is an apocalyptic number.

13949242 is a deficient number, since it is larger than the sum of its proper divisors (7009094).

13949242 is a wasteful number, since it uses less digits than its factorization.

13949242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11492.

The product of its digits is 15552, while the sum is 34.

The square root of 13949242 is about 3734.8684046429. The cubic root of 13949242 is about 240.7226022673.

The spelling of 13949242 in words is "thirteen million, nine hundred forty-nine thousand, two hundred forty-two".