342540319 has 4 divisors (see below), whose sum is σ = 373680360. Its totient is φ = 311400280.

The previous prime is 342540301. The next prime is 342540323. The reversal of 342540319 is 913045243.

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

It is a cyclic number.

It is not a de Polignac number, because 342540319 - 2¹¹ = 342538271 is a prime.

It is a super-2 number, since 2×342540319² = 234667740281243522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342540349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15570004 + ... + 15570025.

It is an arithmetic number, because the mean of its divisors is an integer number (93420090).

Almost surely, 2^342540319 is an apocalyptic number.

342540319 is a deficient number, since it is larger than the sum of its proper divisors (31140041).

342540319 is a wasteful number, since it uses less digits than its factorization.

342540319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31140040.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 342540319 is about 18507.8447961939. The cubic root of 342540319 is about 699.6871520378.

The spelling of 342540319 in words is "three hundred forty-two million, five hundred forty thousand, three hundred nineteen".