123434342 has 8 divisors (see below), whose sum is σ = 186331296. Its totient is φ = 61323912.

The previous prime is 123434341. The next prime is 123434347. The reversal of 123434342 is 243434321.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123434341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 196238 + ... + 196865.

It is an arithmetic number, because the mean of its divisors is an integer number (23291412).

Almost surely, 2^123434342 is an apocalyptic number.

123434342 is a deficient number, since it is larger than the sum of its proper divisors (62896954).

123434342 is a wasteful number, since it uses less digits than its factorization.

123434342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 393262.

The product of its digits is 6912, while the sum is 26.

The square root of 123434342 is about 11110.1008996318. The cubic root of 123434342 is about 497.9036791611.

Adding to 123434342 its reverse (243434321), we get a palindrome (366868663).

The spelling of 123434342 in words is "one hundred twenty-three million, four hundred thirty-four thousand, three hundred forty-two".