346056216 has 128 divisors (see below), whose sum is σ = 1012435200. Its totient is φ = 97402880.

The previous prime is 346056211. The next prime is 346056241. The reversal of 346056216 is 612650643.

346056216 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (346056211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372040 + ... + 372968.

It is an arithmetic number, because the mean of its divisors is an integer number (7909650).

Almost surely, 2^346056216 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 346056216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506217600).

346056216 is an abundant number, since it is smaller than the sum of its proper divisors (666378984).

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

346056216 is a wasteful number, since it uses less digits than its factorization.

346056216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1049 (or 1045 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 346056216 is about 18602.5862718064. The cubic root of 346056216 is about 702.0729139125.

The spelling of 346056216 in words is "three hundred forty-six million, fifty-six thousand, two hundred sixteen".