342018424 has 16 divisors (see below), whose sum is σ = 699583320. Its totient is φ = 155462880.

The previous prime is 342018323. The next prime is 342018437. The reversal of 342018424 is 424810243.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 342018392 and 342018401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1943199 + ... + 1943374.

Almost surely, 2^342018424 is an apocalyptic number.

It is an amenable number.

342018424 is an abundant number, since it is smaller than the sum of its proper divisors (357564896).

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

342018424 is a wasteful number, since it uses less digits than its factorization.

342018424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886590 (or 3886586 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 342018424 is about 18493.7401301089. The cubic root of 342018424 is about 699.3316232455.

Adding to 342018424 its reverse (424810243), we get a palindrome (766828667).

The spelling of 342018424 in words is "three hundred forty-two million, eighteen thousand, four hundred twenty-four".