13777214 has 16 divisors (see below), whose sum is σ = 22726656. Its totient is φ = 6211800.

The previous prime is 13777199. The next prime is 13777229. The reversal of 13777214 is 41277731.

It is an interprime number because it is at equal distance from previous prime (13777199) and next prime (13777229).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 329 + ... + 5259.

It is an arithmetic number, because the mean of its divisors is an integer number (1420416).

Almost surely, 2^13777214 is an apocalyptic number.

13777214 is a deficient number, since it is larger than the sum of its proper divisors (8949442).

13777214 is a wasteful number, since it uses less digits than its factorization.

13777214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5071.

The product of its digits is 8232, while the sum is 32.

The square root of 13777214 is about 3711.7669646679. The cubic root of 13777214 is about 239.7289416645.

The spelling of 13777214 in words is "thirteen million, seven hundred seventy-seven thousand, two hundred fourteen".