216095728 has 10 divisors (see below), whose sum is σ = 418685504. Its totient is φ = 108047856.

The previous prime is 216095713. The next prime is 216095749. The reversal of 216095728 is 827590612.

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, 6752976 + ... + 6753007.

Almost surely, 2^216095728 is an apocalyptic number.

It is an amenable number.

216095728 is a deficient number, since it is larger than the sum of its proper divisors (202589776).

216095728 is a wasteful number, since it uses less digits than its factorization.

216095728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13505991 (or 13505985 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 216095728 is about 14700.1948286409. The cubic root of 216095728 is about 600.0886239461.

The spelling of 216095728 in words is "two hundred sixteen million, ninety-five thousand, seven hundred twenty-eight".