342778323 has 8 divisors (see below), whose sum is σ = 469390288. Its totient is φ = 222342624.

The previous prime is 342778321. The next prime is 342778333. The reversal of 342778323 is 323877243.

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

It is not a de Polignac number, because 342778323 - 2¹ = 342778321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342778321) 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, 1543936 + ... + 1544157.

It is an arithmetic number, because the mean of its divisors is an integer number (58673786).

Almost surely, 2^342778323 is an apocalyptic number.

342778323 is a deficient number, since it is larger than the sum of its proper divisors (126611965).

342778323 is a wasteful number, since it uses less digits than its factorization.

342778323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088133.

The product of its digits is 169344, while the sum is 39.

The square root of 342778323 is about 18514.2734937129. The cubic root of 342778323 is about 699.8491668211.

The spelling of 342778323 in words is "three hundred forty-two million, seven hundred seventy-eight thousand, three hundred twenty-three".