343401442 has 8 divisors (see below), whose sum is σ = 515242332. Its totient is φ = 171654000.

The previous prime is 343401419. The next prime is 343401451. The reversal of 343401442 is 244104343.

It can be written as a sum of positive squares in 2 ways, for example, as 343397961 + 3481 = 18531^2 + 59^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13309 + ... + 29392.

Almost surely, 2^343401442 is an apocalyptic number.

343401442 is a deficient number, since it is larger than the sum of its proper divisors (171840890).

343401442 is a wasteful number, since it uses less digits than its factorization.

343401442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46724.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 343401442 is about 18531.0939234574. The cubic root of 343401442 is about 700.2729833251.

Adding to 343401442 its reverse (244104343), we get a palindrome (587505785).

The spelling of 343401442 in words is "three hundred forty-three million, four hundred one thousand, four hundred forty-two".