343403452 has 12 divisors (see below), whose sum is σ = 686806960. Its totient is φ = 147172896.

The previous prime is 343403419. The next prime is 343403491. The reversal of 343403452 is 254304343.

343403452 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 12264409 = 343403452 / (3 + 4 + 3 + 4 + 0 + 3 + 4 + 5 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 343403452.

It is a congruent number.

It is an unprimeable number.

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, 6132177 + ... + 6132232.

Almost surely, 2^343403452 is an apocalyptic number.

It is an amenable number.

343403452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

343403452 is a wasteful number, since it uses less digits than its factorization.

343403452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12264420 (or 12264418 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 343403452 is about 18531.1481565498. The cubic root of 343403452 is about 700.2743496035.

Adding to 343403452 its reverse (254304343), we get a palindrome (597707795).

The spelling of 343403452 in words is "three hundred forty-three million, four hundred three thousand, four hundred fifty-two".