342505378 has 8 divisors (see below), whose sum is σ = 514741968. Its totient is φ = 170924724.

The previous prime is 342505367. The next prime is 342505379. The reversal of 342505378 is 873505243.

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

It is not an unprimeable number, because it can be changed into a prime (342505379) 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, 162676 + ... + 164767.

It is an arithmetic number, because the mean of its divisors is an integer number (64342746).

Almost surely, 2^342505378 is an apocalyptic number.

342505378 is a deficient number, since it is larger than the sum of its proper divisors (172236590).

342505378 is a wasteful number, since it uses less digits than its factorization.

342505378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327968.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 342505378 is about 18506.9008210451. The cubic root of 342505378 is about 699.6633605805.

The spelling of 342505378 in words is "three hundred forty-two million, five hundred five thousand, three hundred seventy-eight".