216946302 has 8 divisors (see below), whose sum is σ = 433892616. Its totient is φ = 72315432.

The previous prime is 216946273. The next prime is 216946307. The reversal of 216946302 is 203649612.

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

216946302 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216946307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18078853 + ... + 18078864.

It is an arithmetic number, because the mean of its divisors is an integer number (54236577).

Almost surely, 2^216946302 is an apocalyptic number.

216946302 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

216946302 is a wasteful number, since it uses less digits than its factorization.

216946302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36157722.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 216946302 is about 14729.0971210051. The cubic root of 216946302 is about 600.8749291005.

The spelling of 216946302 in words is "two hundred sixteen million, nine hundred forty-six thousand, three hundred two".