342342403 has 4 divisors (see below), whose sum is σ = 368676448. Its totient is φ = 316008360.

The previous prime is 342342359. The next prime is 342342421. The reversal of 342342403 is 304243243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304243243 = 439 ⋅693037.

It is a cyclic number.

It is not a de Polignac number, because 342342403 - 2¹³ = 342334211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342322403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13167003 + ... + 13167028.

It is an arithmetic number, because the mean of its divisors is an integer number (92169112).

Almost surely, 2^342342403 is an apocalyptic number.

342342403 is a deficient number, since it is larger than the sum of its proper divisors (26334045).

342342403 is a wasteful number, since it uses less digits than its factorization.

342342403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26334044.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 342342403 is about 18502.4972098363. The cubic root of 342342403 is about 699.5523689151.

Adding to 342342403 its reverse (304243243), we get a palindrome (646585646).

The spelling of 342342403 in words is "three hundred forty-two million, three hundred forty-two thousand, four hundred three".