214801849 has 2 divisors, whose sum is σ = 214801850. Its totient is φ = 214801848.

The previous prime is 214801819. The next prime is 214801871. The reversal of 214801849 is 948108412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 214417449 + 384400 = 14643^2 + 620^2 .

It is a cyclic number.

It is not a de Polignac number, because 214801849 - 2⁷ = 214801721 is a prime.

It is a super-2 number, since 2×214801849² = 92279668667637602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (214801819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107400924 + 107400925.

It is an arithmetic number, because the mean of its divisors is an integer number (107400925).

Almost surely, 2^214801849 is an apocalyptic number.

It is an amenable number.

214801849 is a deficient number, since it is larger than the sum of its proper divisors (1).

214801849 is an equidigital number, since it uses as much as digits as its factorization.

214801849 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 37.

The square root of 214801849 is about 14656.1198480362. The cubic root of 214801849 is about 598.8885433039. Note that the first 3 decimals are identical.

The spelling of 214801849 in words is "two hundred fourteen million, eight hundred one thousand, eight hundred forty-nine".