343889712 has 70 divisors (see below), whose sum is σ = 999006372. Its totient is φ = 114626016.

The previous prime is 343889687. The next prime is 343889713. The reversal of 343889712 is 217988343.

It is not an unprimeable number, because it can be changed into a prime (343889713) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 3078 + ... + 26405.

Almost surely, 2^343889712 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 343889712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (499503186).

343889712 is an abundant number, since it is smaller than the sum of its proper divisors (655116660).

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

343889712 is an equidigital number, since it uses as much as digits as its factorization.

343889712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29509 (or 29488 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 343889712 is about 18544.2635874278. The cubic root of 343889712 is about 700.6047236927.

It can be divided in two parts, 34388 and 9712, that added together give a square (44100 = 210²).

The spelling of 343889712 in words is "three hundred forty-three million, eight hundred eighty-nine thousand, seven hundred twelve".