342546378 has 8 divisors (see below), whose sum is σ = 685092768. Its totient is φ = 114182124.

The previous prime is 342546377. The next prime is 342546397. The reversal of 342546378 is 873645243.

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

342546378 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342546371) 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, 28545526 + ... + 28545537.

It is an arithmetic number, because the mean of its divisors is an integer number (85636596).

Almost surely, 2^342546378 is an apocalyptic number.

342546378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

342546378 is a wasteful number, since it uses less digits than its factorization.

342546378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57091068.

The product of its digits is 483840, while the sum is 42.

The square root of 342546378 is about 18508.0084828163. The cubic root of 342546378 is about 699.6912774689.

The spelling of 342546378 in words is "three hundred forty-two million, five hundred forty-six thousand, three hundred seventy-eight".