343310240 has 384 divisors, whose sum is σ = 1127831040. Its totient is φ = 95551488.

The previous prime is 343310239. The next prime is 343310251. The reversal of 343310240 is 42013343.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4702844 + ... + 4702916.

It is an arithmetic number, because the mean of its divisors is an integer number (2937060).

Almost surely, 2^343310240 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 343310240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (563915520).

343310240 is an abundant number, since it is smaller than the sum of its proper divisors (784520800).

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

343310240 is a wasteful number, since it uses less digits than its factorization.

343310240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 343310240 is about 18528.6329770979. The cubic root of 343310240 is about 700.2109840209.

Adding to 343310240 its reverse (42013343), we get a palindrome (385323583).

The spelling of 343310240 in words is "three hundred forty-three million, three hundred ten thousand, two hundred forty".