233426 has 8 divisors (see below), whose sum is σ = 353280. Its totient is φ = 115668.

The previous prime is 233423. The next prime is 233437. The reversal of 233426 is 624332.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 233398 and 233407.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 233426.

It is not an unprimeable number, because it can be changed into a prime (233423) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 206 + ... + 713.

It is an arithmetic number, because the mean of its divisors is an integer number (44160).

2²³³⁴²⁶ is an apocalyptic number.

233426 is a deficient number, since it is larger than the sum of its proper divisors (119854).

233426 is a wasteful number, since it uses less digits than its factorization.

233426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048.

The product of its digits is 864, while the sum is 20.

The square root of 233426 is about 483.1418011309. The cubic root of 233426 is about 61.5719738141.

Adding to 233426 its reverse (624332), we get a palindrome (857758).

The spelling of 233426 in words is "two hundred thirty-three thousand, four hundred twenty-six".