343163340 has 144 divisors (see below), whose sum is σ = 1142563968. Its totient is φ = 82847232.

The previous prime is 343163311. The next prime is 343163371. The reversal of 343163340 is 43361343.

343163340 is a `hidden beast` number, since 3 + 4 + 316 + 3 + 340 = 666.

It is a super-2 number, since 2×343163340² = 235522155839911200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 122637 + ... + 125403.

It is an arithmetic number, because the mean of its divisors is an integer number (7934472).

Almost surely, 2^343163340 is an apocalyptic number.

343163340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343163340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (571281984).

343163340 is an abundant number, since it is smaller than the sum of its proper divisors (799400628).

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

343163340 is a wasteful number, since it uses less digits than its factorization.

343163340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848 (or 2843 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 343163340 is about 18524.6684180851. The cubic root of 343163340 is about 700.1110980128. Note that the first 3 decimals are identical.

The spelling of 343163340 in words is "three hundred forty-three million, one hundred sixty-three thousand, three hundred forty".