216627382 has 4 divisors (see below), whose sum is σ = 324941076. Its totient is φ = 108313690.

The previous prime is 216627337. The next prime is 216627391. The reversal of 216627382 is 283726612.

216627382 is digitally balanced in base 3, 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 is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54156844 + ... + 54156847.

It is an arithmetic number, because the mean of its divisors is an integer number (81235269).

Almost surely, 2^216627382 is an apocalyptic number.

216627382 is a deficient number, since it is larger than the sum of its proper divisors (108313694).

216627382 is a wasteful number, since it uses less digits than its factorization.

216627382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108313693.

The product of its digits is 48384, while the sum is 37.

The square root of 216627382 is about 14718.2669496106. The cubic root of 216627382 is about 600.5803477391.

The spelling of 216627382 in words is "two hundred sixteen million, six hundred twenty-seven thousand, three hundred eighty-two".