323040430 has 16 divisors (see below), whose sum is σ = 582279264. Its totient is φ = 129036960.

The previous prime is 323040391. The next prime is 323040439. The reversal of 323040430 is 34040323.

It is a junction number, because it is equal to n+sod(n) for n = 323040398 and 323040407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323040439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14706 + ... + 29365.

It is an arithmetic number, because the mean of its divisors is an integer number (36392454).

Almost surely, 2^323040430 is an apocalyptic number.

323040430 is a deficient number, since it is larger than the sum of its proper divisors (259238834).

323040430 is a wasteful number, since it uses less digits than its factorization.

323040430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44811.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 323040430 is about 17973.3255131041. The cubic root of 323040430 is about 686.1498297171.

Adding to 323040430 its reverse (34040323), we get a palindrome (357080753).

It can be divided in two parts, 3230 and 40430, that added together give a triangular number (43660 = T₂₉₅).

The spelling of 323040430 in words is "three hundred twenty-three million, forty thousand, four hundred thirty".