343358972 has 12 divisors (see below), whose sum is σ = 655503576. Its totient is φ = 156072240.

The previous prime is 343358971. The next prime is 343358989. The reversal of 343358972 is 279853343.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 7803613 = 343358972 / (3 + 4 + 3 + 3 + 5 + 8 + 9 + 7 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343358971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3901763 + ... + 3901850.

It is an arithmetic number, because the mean of its divisors is an integer number (54625298).

Almost surely, 2^343358972 is an apocalyptic number.

It is an amenable number.

343358972 is a deficient number, since it is larger than the sum of its proper divisors (312144604).

343358972 is a wasteful number, since it uses less digits than its factorization.

343358972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7803628 (or 7803626 counting only the distinct ones).

The product of its digits is 544320, while the sum is 44.

The square root of 343358972 is about 18529.9479761817. The cubic root of 343358972 is about 700.2441134990.

The spelling of 343358972 in words is "three hundred forty-three million, three hundred fifty-eight thousand, nine hundred seventy-two".