214889267 has 4 divisors (see below), whose sum is σ = 215853120. Its totient is φ = 213925416.

The previous prime is 214889263. The next prime is 214889281. The reversal of 214889267 is 762988412.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 214889267 - 2² = 214889263 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214889263) 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 3 ways as a sum of consecutive naturals, for example, 481592 + ... + 482037.

It is an arithmetic number, because the mean of its divisors is an integer number (53963280).

Almost surely, 2^214889267 is an apocalyptic number.

214889267 is a deficient number, since it is larger than the sum of its proper divisors (963853).

214889267 is an equidigital number, since it uses as much as digits as its factorization.

214889267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963852.

The product of its digits is 387072, while the sum is 47.

The square root of 214889267 is about 14659.1018483398. The cubic root of 214889267 is about 598.9697755938.

The spelling of 214889267 in words is "two hundred fourteen million, eight hundred eighty-nine thousand, two hundred sixty-seven".