342722347 has 4 divisors (see below), whose sum is σ = 373878936. Its totient is φ = 311565760.

The previous prime is 342722293. The next prime is 342722383. The reversal of 342722347 is 743227243.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 342722347 - 2¹⁵ = 342689579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342722147) 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, 15578278 + ... + 15578299.

It is an arithmetic number, because the mean of its divisors is an integer number (93469734).

Almost surely, 2^342722347 is an apocalyptic number.

342722347 is a deficient number, since it is larger than the sum of its proper divisors (31156589).

342722347 is a wasteful number, since it uses less digits than its factorization.

342722347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31156588.

The product of its digits is 56448, while the sum is 34.

The square root of 342722347 is about 18512.7617334638. The cubic root of 342722347 is about 699.8110694202.

The spelling of 342722347 in words is "three hundred forty-two million, seven hundred twenty-two thousand, three hundred forty-seven".