214121414 has 32 divisors (see below), whose sum is σ = 354818016. Its totient is φ = 96307200.

The previous prime is 214121377. The next prime is 214121417. The reversal of 214121414 is 414121412.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214121417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175334 + ... + 176550.

It is an arithmetic number, because the mean of its divisors is an integer number (11088063).

Almost surely, 2^214121414 is an apocalyptic number.

214121414 is a deficient number, since it is larger than the sum of its proper divisors (140696602).

214121414 is a wasteful number, since it uses less digits than its factorization.

214121414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400.

The product of its digits is 256, while the sum is 20.

The square root of 214121414 is about 14632.8880949729. Note that the first 3 decimals coincide. The cubic root of 214121414 is about 598.2555013081.

Adding to 214121414 its reverse (414121412), we get a palindrome (628242826).

The spelling of 214121414 in words is "two hundred fourteen million, one hundred twenty-one thousand, four hundred fourteen".