342409539 has 8 divisors (see below), whose sum is σ = 471273472. Its totient is φ = 220909320.

The previous prime is 342409517. The next prime is 342409541. The reversal of 342409539 is 935904243.

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

It is not a de Polignac number, because 342409539 - 2⁷ = 342409411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342409497 and 342409506.

It is not an unprimeable number, because it can be changed into a prime (342409589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1840819 + ... + 1841004.

It is an arithmetic number, because the mean of its divisors is an integer number (58909184).

Almost surely, 2^342409539 is an apocalyptic number.

342409539 is a deficient number, since it is larger than the sum of its proper divisors (128863933).

342409539 is a wasteful number, since it uses less digits than its factorization.

342409539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3681857.

The product of its (nonzero) digits is 116640, while the sum is 39.

The square root of 342409539 is about 18504.3113624906. The cubic root of 342409539 is about 699.5980951409.

The spelling of 342409539 in words is "three hundred forty-two million, four hundred nine thousand, five hundred thirty-nine".