214249949 has 2 divisors, whose sum is σ = 214249950. Its totient is φ = 214249948.

The previous prime is 214249927. The next prime is 214250041. The reversal of 214249949 is 949942412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 198105625 + 16144324 = 14075^2 + 4018^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214249949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214242949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107124974 + 107124975.

It is an arithmetic number, because the mean of its divisors is an integer number (107124975).

Almost surely, 2^214249949 is an apocalyptic number.

It is an amenable number.

214249949 is a deficient number, since it is larger than the sum of its proper divisors (1).

214249949 is an equidigital number, since it uses as much as digits as its factorization.

214249949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 44.

The square root of 214249949 is about 14637.2794261775. The cubic root of 214249949 is about 598.3751863469.

The spelling of 214249949 in words is "two hundred fourteen million, two hundred forty-nine thousand, nine hundred forty-nine".