654234 has 32 divisors (see below), whose sum is σ = 1539456. Its totient is φ = 181440.

The previous prime is 654233. The next prime is 654257. The reversal of 654234 is 432456.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 654234.

It is not an unprimeable number, because it can be changed into a prime (654233) 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, 1344 + ... + 1764.

It is an arithmetic number, because the mean of its divisors is an integer number (48108).

2⁶⁵⁴²³⁴ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 654234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (769728).

654234 is an abundant number, since it is smaller than the sum of its proper divisors (885222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

654234 is a wasteful number, since it uses less digits than its factorization.

654234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470.

The product of its digits is 2880, while the sum is 24.

The square root of 654234 is about 808.8473279921. The cubic root of 654234 is about 86.8115885623.

It can be divided in two parts, 654 and 234, that added together give a palindrome (888).

The spelling of 654234 in words is "six hundred fifty-four thousand, two hundred thirty-four".