346428236 has 36 divisors (see below), whose sum is σ = 769345416. Its totient is φ = 134971200.

The previous prime is 346428191. The next prime is 346428239. The reversal of 346428236 is 632824643.

346428236 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 346428236.

It is not an unprimeable number, because it can be changed into a prime (346428239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78185 + ... + 82496.

It is an arithmetic number, because the mean of its divisors is an integer number (21370706).

Almost surely, 2^346428236 is an apocalyptic number.

It is an amenable number.

346428236 is an abundant number, since it is smaller than the sum of its proper divisors (422917180).

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

346428236 is a wasteful number, since it uses less digits than its factorization.

346428236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160710 (or 160701 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 346428236 is about 18612.5827331942. The cubic root of 346428236 is about 702.3244064114.

The spelling of 346428236 in words is "three hundred forty-six million, four hundred twenty-eight thousand, two hundred thirty-six".