346633216 has 44 divisors (see below), whose sum is σ = 697421088. Its totient is φ = 172193792.

The previous prime is 346633193. The next prime is 346633219. The reversal of 346633216 is 612336643.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346633219) 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, 169995 + ... + 172021.

Almost surely, 2^346633216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 346633216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348710544).

346633216 is an abundant number, since it is smaller than the sum of its proper divisors (350787872).

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

346633216 is a wasteful number, since it uses less digits than its factorization.

346633216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214 (or 2196 counting only the distinct ones).

The product of its digits is 46656, while the sum is 34.

The square root of 346633216 is about 18618.0884088566. The cubic root of 346633216 is about 702.4628998108.

Adding to 346633216 its reverse (612336643), we get a palindrome (958969859).

The spelling of 346633216 in words is "three hundred forty-six million, six hundred thirty-three thousand, two hundred sixteen".