423234 has 24 divisors (see below), whose sum is σ = 1048320. Its totient is φ = 120888.

The previous prime is 423233. The next prime is 423251. The reversal of 423234 is 432324.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 4⁷ + 2⁹ + 2¹⁷ + 3⁸ + 3⁸ + 4⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1554 + ... + 1805.

It is an arithmetic number, because the mean of its divisors is an integer number (43680).

2⁴²³²³⁴ is an apocalyptic number.

423234 is an abundant number, since it is smaller than the sum of its proper divisors (625086).

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

423234 is a wasteful number, since it uses less digits than its factorization.

423234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374 (or 3371 counting only the distinct ones).

The product of its digits is 576, while the sum is 18.

The square root of 423234 is about 650.5643703739. The cubic root of 423234 is about 75.0804470129.

Adding to 423234 its reverse (432324), we get a palindrome (855558).

The spelling of 423234 in words is "four hundred twenty-three thousand, two hundred thirty-four".