20134234 has 16 divisors (see below), whose sum is σ = 31217472. Its totient is φ = 9733248.

The previous prime is 20134211. The next prime is 20134241. The reversal of 20134234 is 43243102.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7722 + ... + 9994.

It is an arithmetic number, because the mean of its divisors is an integer number (1951092).

Almost surely, 2^20134234 is an apocalyptic number.

20134234 is a deficient number, since it is larger than the sum of its proper divisors (11083238).

20134234 is a wasteful number, since it uses less digits than its factorization.

20134234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2421.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 20134234 is about 4487.1186746062. The cubic root of 20134234 is about 272.0476866363.

Adding to 20134234 its reverse (43243102), we get a palindrome (63377336).

The spelling of 20134234 in words is "twenty million, one hundred thirty-four thousand, two hundred thirty-four".