216328350 has 48 divisors (see below), whose sum is σ = 613139328. Its totient is φ = 49446240.

The previous prime is 216328339. The next prime is 216328361. The reversal of 216328350 is 53823612.

It is an interprime number because it is at equal distance from previous prime (216328339) and next prime (216328361).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101964 + ... + 104063.

It is an arithmetic number, because the mean of its divisors is an integer number (12773736).

Almost surely, 2^216328350 is an apocalyptic number.

216328350 is an abundant number, since it is smaller than the sum of its proper divisors (396810978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

216328350 is a wasteful number, since it uses less digits than its factorization.

216328350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206049 (or 206044 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 216328350 is about 14708.1049085190. The cubic root of 216328350 is about 600.3038738529.

The spelling of 216328350 in words is "two hundred sixteen million, three hundred twenty-eight thousand, three hundred fifty".