342279705 has 16 divisors (see below), whose sum is σ = 547943040. Its totient is φ = 182450688.

The previous prime is 342279701. The next prime is 342279713. The reversal of 342279705 is 507972243.

It is not a de Polignac number, because 342279705 - 2² = 342279701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (342279701) 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 15 ways as a sum of consecutive naturals, for example, 29076 + ... + 39114.

It is an arithmetic number, because the mean of its divisors is an integer number (34246440).

Almost surely, 2^342279705 is an apocalyptic number.

It is an amenable number.

342279705 is a deficient number, since it is larger than the sum of its proper divisors (205663335).

342279705 is a wasteful number, since it uses less digits than its factorization.

342279705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12320.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 342279705 is about 18500.8028204184. The cubic root of 342279705 is about 699.5096600054.

The spelling of 342279705 in words is "three hundred forty-two million, two hundred seventy-nine thousand, seven hundred five".