342979835 has 8 divisors (see below), whose sum is σ = 448991856. Its totient is φ = 249439840.

The previous prime is 342979829. The next prime is 342979919. The reversal of 342979835 is 538979243.

342979835 = 1711² + 1712² + ... + 1820².

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-342979835 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3117944 + ... + 3118053.

It is an arithmetic number, because the mean of its divisors is an integer number (56123982).

Almost surely, 2^342979835 is an apocalyptic number.

342979835 is a deficient number, since it is larger than the sum of its proper divisors (106012021).

342979835 is a wasteful number, since it uses less digits than its factorization.

342979835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6236013.

The product of its digits is 1632960, while the sum is 50.

The square root of 342979835 is about 18519.7147656221. The cubic root of 342979835 is about 699.9862820441.

The spelling of 342979835 in words is "three hundred forty-two million, nine hundred seventy-nine thousand, eight hundred thirty-five".