214784066 has 8 divisors (see below), whose sum is σ = 368201280. Its totient is φ = 92050308.

The previous prime is 214784047. The next prime is 214784077. The reversal of 214784066 is 660487412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×214784066² = 92264390014984712, which contains 22 as substring.

It is a Curzon number.

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, 7670846 + ... + 7670873.

It is an arithmetic number, because the mean of its divisors is an integer number (46025160).

Almost surely, 2^214784066 is an apocalyptic number.

214784066 is a deficient number, since it is larger than the sum of its proper divisors (153417214).

214784066 is a wasteful number, since it uses less digits than its factorization.

214784066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15341728.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 214784066 is about 14655.5131605823. The cubic root of 214784066 is about 598.8720159340.

The spelling of 214784066 in words is "two hundred fourteen million, seven hundred eighty-four thousand, sixty-six".