216934300 has 108 divisors (see below), whose sum is σ = 531950328. Its totient is φ = 76128000.

The previous prime is 216934283. The next prime is 216934303. The reversal of 216934300 is 3439612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216934303) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3556270 + ... + 3556330.

It is an arithmetic number, because the mean of its divisors is an integer number (4925466).

Almost surely, 2^216934300 is an apocalyptic number.

216934300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 216934300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (265975164).

216934300 is an abundant number, since it is smaller than the sum of its proper divisors (315016028).

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

216934300 is a wasteful number, since it uses less digits than its factorization.

216934300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 216934300 is about 14728.6896905326. The cubic root of 216934300 is about 600.8638482726.

The spelling of 216934300 in words is "two hundred sixteen million, nine hundred thirty-four thousand, three hundred".