214034666 has 4 divisors (see below), whose sum is σ = 321052002. Its totient is φ = 107017332.

The previous prime is 214034659. The next prime is 214034687. The reversal of 214034666 is 666430412.

214034666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 165662641 + 48372025 = 12871^2 + 6955^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53508665 + ... + 53508668.

Almost surely, 2^214034666 is an apocalyptic number.

214034666 is a deficient number, since it is larger than the sum of its proper divisors (107017336).

214034666 is a wasteful number, since it uses less digits than its factorization.

214034666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107017335.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 214034666 is about 14629.9236498350. The cubic root of 214034666 is about 598.1746990547.

It can be divided in two parts, 2140346 and 66, that multiplied together give a triangular number (141262836 = T₁₆₈₀₈).

The spelling of 214034666 in words is "two hundred fourteen million, thirty-four thousand, six hundred sixty-six".