214334665 has 4 divisors (see below), whose sum is σ = 257201604. Its totient is φ = 171467728.

The previous prime is 214334641. The next prime is 214334683. The reversal of 214334665 is 566433412.

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

It can be written as a sum of positive squares in 2 ways, for example, as 164378041 + 49956624 = 12821^2 + 7068^2 .

It is a cyclic number.

It is not a de Polignac number, because 214334665 - 2⁵ = 214334633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 214334665.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21433462 + ... + 21433471.

It is an arithmetic number, because the mean of its divisors is an integer number (64300401).

Almost surely, 2^214334665 is an apocalyptic number.

It is an amenable number.

214334665 is a deficient number, since it is larger than the sum of its proper divisors (42866939).

214334665 is an equidigital number, since it uses as much as digits as its factorization.

214334665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42866938.

The product of its digits is 51840, while the sum is 34.

The square root of 214334665 is about 14640.1729839507. The cubic root of 214334665 is about 598.4540432656.

The spelling of 214334665 in words is "two hundred fourteen million, three hundred thirty-four thousand, six hundred sixty-five".