13749214 has 4 divisors (see below), whose sum is σ = 20623824. Its totient is φ = 6874606.

The previous prime is 13749191. The next prime is 13749233. The reversal of 13749214 is 41294731.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41294731 = 3191 ⋅12941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3437302 + ... + 3437305.

It is an arithmetic number, because the mean of its divisors is an integer number (5155956).

Almost surely, 2^13749214 is an apocalyptic number.

13749214 is a deficient number, since it is larger than the sum of its proper divisors (6874610).

13749214 is an equidigital number, since it uses as much as digits as its factorization.

13749214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6874609.

The product of its digits is 6048, while the sum is 31.

The square root of 13749214 is about 3707.9932578148. The cubic root of 13749214 is about 239.5664278498.

The spelling of 13749214 in words is "thirteen million, seven hundred forty-nine thousand, two hundred fourteen".