233523426 has 16 divisors (see below), whose sum is σ = 471862944. Its totient is φ = 77038464.

The previous prime is 233523419. The next prime is 233523443. The reversal of 233523426 is 624325332.

It is a junction number, because it is equal to n+sod(n) for n = 233523393 and 233523402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200040 + ... + 201203.

It is an arithmetic number, because the mean of its divisors is an integer number (29491434).

Almost surely, 2^233523426 is an apocalyptic number.

233523426 is an abundant number, since it is smaller than the sum of its proper divisors (238339518).

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

233523426 is a wasteful number, since it uses less digits than its factorization.

233523426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401345.

The product of its digits is 25920, while the sum is 30.

The square root of 233523426 is about 15281.4732928471. The cubic root of 233523426 is about 615.8053880789.

Adding to 233523426 its reverse (624325332), we get a palindrome (857848758).

The spelling of 233523426 in words is "two hundred thirty-three million, five hundred twenty-three thousand, four hundred twenty-six".