342434 has 8 divisors (see below), whose sum is σ = 517968. Its totient is φ = 169780.

The previous prime is 342421. The next prime is 342449. The reversal of 342434 is 434243.

It is a happy number.

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

It is a super-2 number, since 2×342434² = 234522088712, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3⁶ + 4⁶ + 4⁷ + 2⁵ + 3¹⁰ + 4⁹ .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342434.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392 + ... + 915.

It is an arithmetic number, because the mean of its divisors is an integer number (64746).

2³⁴²⁴³⁴ is an apocalyptic number.

342434 is a deficient number, since it is larger than the sum of its proper divisors (175534).

342434 is a wasteful number, since it uses less digits than its factorization.

342434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440.

The product of its digits is 1152, while the sum is 20.

The square root of 342434 is about 585.1786052138. The cubic root of 342434 is about 69.9614754005.

Adding to 342434 its reverse (434243), we get a palindrome (776677).

Subtracting 342434 from its reverse (434243), we obtain a square (91809 = 303²).

The spelling of 342434 in words is "three hundred forty-two thousand, four hundred thirty-four".