342339378 has 16 divisors (see below), whose sum is σ = 720714720. Its totient is φ = 108107136.

The previous prime is 342339377. The next prime is 342339379. The reversal of 342339378 is 873933243.

It is an interprime number because it is at equal distance from previous prime (342339377) and next prime (342339379).

It is not an unprimeable number, because it can be changed into a prime (342339377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501375 + ... + 1501602.

It is an arithmetic number, because the mean of its divisors is an integer number (45044670).

Almost surely, 2^342339378 is an apocalyptic number.

342339378 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

342339378 is an abundant number, since it is smaller than the sum of its proper divisors (378375342).

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

342339378 is a wasteful number, since it uses less digits than its factorization.

342339378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003001.

The product of its digits is 326592, while the sum is 42.

The square root of 342339378 is about 18502.4154639334. The cubic root of 342339378 is about 699.5503084515.

The spelling of 342339378 in words is "three hundred forty-two million, three hundred thirty-nine thousand, three hundred seventy-eight".