342400012 has 12 divisors (see below), whose sum is σ = 599467176. Its totient is φ = 171123680.

The previous prime is 342399989. The next prime is 342400049. The reversal of 342400012 is 210004243.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8314 + ... + 27457.

It is an arithmetic number, because the mean of its divisors is an integer number (49955598).

Almost surely, 2^342400012 is an apocalyptic number.

It is an amenable number.

342400012 is a deficient number, since it is larger than the sum of its proper divisors (257067164).

342400012 is a wasteful number, since it uses less digits than its factorization.

342400012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38168 (or 38166 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 342400012 is about 18504.0539342059. The cubic root of 342400012 is about 699.5916066799.

Adding to 342400012 its reverse (210004243), we get a palindrome (552404255).

The spelling of 342400012 in words is "three hundred forty-two million, four hundred thousand, twelve".