34239842 has 32 divisors (see below), whose sum is σ = 63504000. Its totient is φ = 13483008.

The previous prime is 34239839. The next prime is 34239859. The reversal of 34239842 is 24893243.

It is a happy number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 76034 + ... + 76482.

It is an arithmetic number, because the mean of its divisors is an integer number (1984500).

Almost surely, 2^34239842 is an apocalyptic number.

34239842 is a deficient number, since it is larger than the sum of its proper divisors (29264158).

34239842 is a wasteful number, since it uses less digits than its factorization.

34239842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890.

The product of its digits is 41472, while the sum is 35.

The square root of 34239842 is about 5851.4820344935. The cubic root of 34239842 is about 324.7211556967.

The spelling of 34239842 in words is "thirty-four million, two hundred thirty-nine thousand, eight hundred forty-two".