232123434 has 16 divisors (see below), whose sum is σ = 465175872. Its totient is φ = 77219648.

The previous prime is 232123433. The next prime is 232123439. The reversal of 232123434 is 434321232.

232123434 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a super-2 number, since 2×232123434² = 107762577223904712, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (232123433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35439 + ... + 41474.

It is an arithmetic number, because the mean of its divisors is an integer number (29073492).

Almost surely, 2^232123434 is an apocalyptic number.

232123434 is an abundant number, since it is smaller than the sum of its proper divisors (233052438).

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

232123434 is a wasteful number, since it uses less digits than its factorization.

232123434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77421.

The product of its digits is 3456, while the sum is 24.

The square root of 232123434 is about 15235.5975924806. The cubic root of 232123434 is about 614.5723194819.

Adding to 232123434 its reverse (434321232), we get a palindrome (666444666).

The spelling of 232123434 in words is "two hundred thirty-two million, one hundred twenty-three thousand, four hundred thirty-four".