13916349 has 6 divisors (see below), whose sum is σ = 20101406. Its totient is φ = 9277560.

The previous prime is 13916339. The next prime is 13916359. The reversal of 13916349 is 94361931.

13916349 is a `hidden beast` number, since 13 + 9 + 1 + 634 + 9 = 666.

It is an interprime number because it is at equal distance from previous prime (13916339) and next prime (13916359).

It can be written as a sum of positive squares in only one way, i.e., 11492100 + 2424249 = 3390^2 + 1557^2 .

It is not a de Polignac number, because 13916349 - 2⁴ = 13916333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13916339) 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 5 ways as a sum of consecutive naturals, for example, 773122 + ... + 773139.

Almost surely, 2^13916349 is an apocalyptic number.

It is an amenable number.

13916349 is a deficient number, since it is larger than the sum of its proper divisors (6185057).

13916349 is a wasteful number, since it uses less digits than its factorization.

13916349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546267 (or 1546264 counting only the distinct ones).

The product of its digits is 17496, while the sum is 36.

The square root of 13916349 is about 3730.4623037902. The cubic root of 13916349 is about 240.5332414291.

The spelling of 13916349 in words is "thirteen million, nine hundred sixteen thousand, three hundred forty-nine".