346812 has 12 divisors (see below), whose sum is σ = 809256. Its totient is φ = 115600.

The previous prime is 346793. The next prime is 346831. The reversal of 346812 is 218643.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (346793) and next prime (346831).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 346812.

It is an unprimeable number.

346812 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14439 + ... + 14462.

It is an arithmetic number, because the mean of its divisors is an integer number (67438).

2³⁴⁶⁸¹² is an apocalyptic number.

It is an amenable number.

346812 is an abundant number, since it is smaller than the sum of its proper divisors (462444).

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

346812 is a wasteful number, since it uses less digits than its factorization.

346812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28908 (or 28906 counting only the distinct ones).

The product of its digits is 1152, while the sum is 24.

The square root of 346812 is about 588.9074630194. The cubic root of 346812 is about 70.2583649483.

It can be divided in two parts, 3468 and 12, that multiplied together give a triangular number (41616 = T₂₈₈).

The spelling of 346812 in words is "three hundred forty-six thousand, eight hundred twelve".