321134234 has 32 divisors (see below), whose sum is σ = 517777920. Its totient is φ = 149011632.

The previous prime is 321134201. The next prime is 321134243. The reversal of 321134234 is 432431123.

It is a Harshad number since it is a multiple of its sum of digits (23).

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 15 ways as a sum of consecutive naturals, for example, 353609 + ... + 354515.

It is an arithmetic number, because the mean of its divisors is an integer number (16180560).

Almost surely, 2^321134234 is an apocalyptic number.

321134234 is a deficient number, since it is larger than the sum of its proper divisors (196643686).

321134234 is a wasteful number, since it uses less digits than its factorization.

321134234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154.

The product of its digits is 1728, while the sum is 23.

The square root of 321134234 is about 17920.2185812562. The cubic root of 321134234 is about 684.7975561029.

Adding to 321134234 its reverse (432431123), we get a palindrome (753565357).

The spelling of 321134234 in words is "three hundred twenty-one million, one hundred thirty-four thousand, two hundred thirty-four".