214898109 has 16 divisors (see below), whose sum is σ = 295214400. Its totient is φ = 138948480.

The previous prime is 214898087. The next prime is 214898137. The reversal of 214898109 is 901898412.

It is not a de Polignac number, because 214898109 - 2⁵ = 214898077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214898909) 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 in 15 ways as a sum of consecutive naturals, for example, 33817 + ... + 39665.

It is an arithmetic number, because the mean of its divisors is an integer number (18450900).

Almost surely, 2^214898109 is an apocalyptic number.

It is an amenable number.

214898109 is a deficient number, since it is larger than the sum of its proper divisors (80316291).

214898109 is a wasteful number, since it uses less digits than its factorization.

214898109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6220.

The product of its (nonzero) digits is 41472, while the sum is 42.

The square root of 214898109 is about 14659.4034326094. The cubic root of 214898109 is about 598.9779907056.

The spelling of 214898109 in words is "two hundred fourteen million, eight hundred ninety-eight thousand, one hundred nine".