342968819 has 8 divisors (see below), whose sum is σ = 359657760. Its totient is φ = 326604096.

The previous prime is 342968809. The next prime is 342968839. The reversal of 342968819 is 918869243.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 342968819 - 2¹² = 342964723 is a prime.

It is a super-2 number, since 2×342968819² = 235255221612509522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342968809) 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, 78887 + ... + 83120.

It is an arithmetic number, because the mean of its divisors is an integer number (44957220).

Almost surely, 2^342968819 is an apocalyptic number.

342968819 is a deficient number, since it is larger than the sum of its proper divisors (16688941).

342968819 is a wasteful number, since it uses less digits than its factorization.

342968819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162109.

The product of its digits is 746496, while the sum is 50.

The square root of 342968819 is about 18519.4173504460. The cubic root of 342968819 is about 699.9787877926.

The spelling of 342968819 in words is "three hundred forty-two million, nine hundred sixty-eight thousand, eight hundred nineteen".