342386378 has 8 divisors (see below), whose sum is σ = 513666468. Its totient is φ = 171164224.

The previous prime is 342386377. The next prime is 342386389. The reversal of 342386378 is 873683243.

It can be written as a sum of positive squares in 2 ways, for example, as 297804049 + 44582329 = 17257^2 + 6677^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342386377) by changing a digit.

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, 6200 + ... + 26892.

Almost surely, 2^342386378 is an apocalyptic number.

342386378 is a deficient number, since it is larger than the sum of its proper divisors (171280090).

342386378 is a wasteful number, since it uses less digits than its factorization.

342386378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28968.

The product of its digits is 580608, while the sum is 44.

The square root of 342386378 is about 18503.6855247813. The cubic root of 342386378 is about 699.5823208950.

The spelling of 342386378 in words is "three hundred forty-two million, three hundred eighty-six thousand, three hundred seventy-eight".