232421343 has 16 divisors (see below), whose sum is σ = 386363136. Its totient is φ = 120738240.

The previous prime is 232421339. The next prime is 232421359. The reversal of 232421343 is 343124232.

It is not a de Polignac number, because 232421343 - 2² = 232421339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232421323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 502846 + ... + 503307.

It is an arithmetic number, because the mean of its divisors is an integer number (24147696).

Almost surely, 2^232421343 is an apocalyptic number.

232421343 is a deficient number, since it is larger than the sum of its proper divisors (153941793).

232421343 is a wasteful number, since it uses less digits than its factorization.

232421343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006174.

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

The square root of 232421343 is about 15245.3711991542. The cubic root of 232421343 is about 614.8351226995.

Adding to 232421343 its reverse (343124232), we get a palindrome (575545575).

The spelling of 232421343 in words is "two hundred thirty-two million, four hundred twenty-one thousand, three hundred forty-three".