342643735 has 16 divisors (see below), whose sum is σ = 470486016. Its totient is φ = 234668448.

The previous prime is 342643733. The next prime is 342643783. The reversal of 342643735 is 537346243.

It is not a de Polignac number, because 342643735 - 2¹ = 342643733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342643694 and 342643703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342643733) 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, 25362 + ... + 36448.

It is an arithmetic number, because the mean of its divisors is an integer number (29405376).

Almost surely, 2^342643735 is an apocalyptic number.

342643735 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

342643735 is a deficient number, since it is larger than the sum of its proper divisors (127842281).

342643735 is a wasteful number, since it uses less digits than its factorization.

342643735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11982.

The product of its digits is 181440, while the sum is 37.

The square root of 342643735 is about 18510.6384276718. The cubic root of 342643735 is about 699.7575588987.

Adding to 342643735 its reverse (537346243), we get a palindrome (879989978).

The spelling of 342643735 in words is "three hundred forty-two million, six hundred forty-three thousand, seven hundred thirty-five".