232402340421 has 36 divisors (see below), whose sum is σ = 352750301280. Its totient is φ = 147395365200.

The previous prime is 232402340393. The next prime is 232402340431. The reversal of 232402340421 is 124043204232.

232402340421 is a `hidden beast` number, since 2 + 3 + 2 + 4 + 0 + 234 + 0 + 421 = 666.

It is not a de Polignac number, because 232402340421 - 2⁵ = 232402340389 is a prime.

It is a super-3 number, since 3×232402340421³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232402340431) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 282576 + ... + 738006.

It is an arithmetic number, because the mean of its divisors is an integer number (9798619480).

Almost surely, 2^232402340421 is an apocalyptic number.

It is an amenable number.

232402340421 is a deficient number, since it is larger than the sum of its proper divisors (120347960859).

232402340421 is a wasteful number, since it uses less digits than its factorization.

232402340421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455558 (or 455524 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 232402340421 its reverse (124043204232), we get a palindrome (356445544653).

The spelling of 232402340421 in words is "two hundred thirty-two billion, four hundred two million, three hundred forty thousand, four hundred twenty-one".