216384596 has 6 divisors (see below), whose sum is σ = 378673050. Its totient is φ = 108192296.

The previous prime is 216384583. The next prime is 216384599. The reversal of 216384596 is 695483612.

216384596 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 193210000 + 23174596 = 13900^2 + 4814^2 .

216384596 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216384599) by changing a digit.

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, 27048071 + ... + 27048078.

It is an arithmetic number, because the mean of its divisors is an integer number (63112175).

Almost surely, 2^216384596 is an apocalyptic number.

It is an amenable number.

216384596 is a deficient number, since it is larger than the sum of its proper divisors (162288454).

216384596 is a wasteful number, since it uses less digits than its factorization.

216384596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54096153 (or 54096151 counting only the distinct ones).

The product of its digits is 311040, while the sum is 44.

The square root of 216384596 is about 14710.0168592697. The cubic root of 216384596 is about 600.3558962621.

The spelling of 216384596 in words is "two hundred sixteen million, three hundred eighty-four thousand, five hundred ninety-six".