13924249 has 2 divisors, whose sum is σ = 13924250. Its totient is φ = 13924248.

The previous prime is 13924219. The next prime is 13924259. The reversal of 13924249 is 94242931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13838400 + 85849 = 3720^2 + 293^2 .

It is a cyclic number.

It is not a de Polignac number, because 13924249 - 2⁹ = 13923737 is a prime.

It is not a weakly prime, because it can be changed into another prime (13924219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6962124 + 6962125.

It is an arithmetic number, because the mean of its divisors is an integer number (6962125).

Almost surely, 2^13924249 is an apocalyptic number.

It is an amenable number.

13924249 is a deficient number, since it is larger than the sum of its proper divisors (1).

13924249 is an equidigital number, since it uses as much as digits as its factorization.

13924249 is an evil number, because the sum of its binary digits is even.

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

The square root of 13924249 is about 3731.5210035587. The cubic root of 13924249 is about 240.5787479326.

The spelling of 13924249 in words is "thirteen million, nine hundred twenty-four thousand, two hundred forty-nine".