216034706 has 4 divisors (see below), whose sum is σ = 324052062. Its totient is φ = 108017352.

The previous prime is 216034697. The next prime is 216034711. The reversal of 216034706 is 607430612.

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., 143017681 + 73017025 = 11959^2 + 8545^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54008675 + ... + 54008678.

Almost surely, 2^216034706 is an apocalyptic number.

216034706 is a deficient number, since it is larger than the sum of its proper divisors (108017356).

216034706 is a wasteful number, since it uses less digits than its factorization.

216034706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108017355.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 216034706 is about 14698.1191313719. The cubic root of 216034706 is about 600.0321334642.

The spelling of 216034706 in words is "two hundred sixteen million, thirty-four thousand, seven hundred six".