216324741 has 8 divisors (see below), whose sum is σ = 289883200. Its totient is φ = 143491392.

The previous prime is 216324737. The next prime is 216324743. The reversal of 216324741 is 147423612.

216324741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 216324741 - 2² = 216324737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 216324699 and 216324708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216324743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180580 + ... + 181773.

It is an arithmetic number, because the mean of its divisors is an integer number (36235400).

Almost surely, 2^216324741 is an apocalyptic number.

It is an amenable number.

216324741 is a deficient number, since it is larger than the sum of its proper divisors (73558459).

216324741 is a wasteful number, since it uses less digits than its factorization.

216324741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362555.

The product of its digits is 8064, while the sum is 30.

The square root of 216324741 is about 14707.9822205495. The cubic root of 216324741 is about 600.3005355499.

The spelling of 216324741 in words is "two hundred sixteen million, three hundred twenty-four thousand, seven hundred forty-one".