346391112 has 32 divisors (see below), whose sum is σ = 867297600. Its totient is φ = 115287744.

The previous prime is 346391069. The next prime is 346391119. The reversal of 346391112 is 211193643.

It is a self number, because there is not a number n which added to its sum of digits gives 346391112.

It is not an unprimeable number, because it can be changed into a prime (346391119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5589 + ... + 26907.

It is an arithmetic number, because the mean of its divisors is an integer number (27103050).

Almost surely, 2^346391112 is an apocalyptic number.

It is an amenable number.

346391112 is an abundant number, since it is smaller than the sum of its proper divisors (520906488).

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

346391112 is a wasteful number, since it uses less digits than its factorization.

346391112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22005 (or 22001 counting only the distinct ones).

The product of its digits is 3888, while the sum is 30.

The square root of 346391112 is about 18611.5854241384. The cubic root of 346391112 is about 702.2993179804.

The spelling of 346391112 in words is "three hundred forty-six million, three hundred ninety-one thousand, one hundred twelve".