323420441 has 16 divisors (see below), whose sum is σ = 348406800. Its totient is φ = 299593728.

The previous prime is 323420437. The next prime is 323420459. The reversal of 323420441 is 144024323.

It can be written as a sum of positive squares in 8 ways, for example, as 28302400 + 295118041 = 5320^2 + 17179^2 .

It is a cyclic number.

It is not a de Polignac number, because 323420441 - 2² = 323420437 is a prime.

It is not an unprimeable number, because it can be changed into a prime (323420941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76265 + ... + 80393.

It is an arithmetic number, because the mean of its divisors is an integer number (21775425).

Almost surely, 2^323420441 is an apocalyptic number.

It is an amenable number.

323420441 is a deficient number, since it is larger than the sum of its proper divisors (24986359).

323420441 is a wasteful number, since it uses less digits than its factorization.

323420441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 323420441 is about 17983.8939331837. The cubic root of 323420441 is about 686.4187767617.

Adding to 323420441 its reverse (144024323), we get a palindrome (467444764).

The spelling of 323420441 in words is "three hundred twenty-three million, four hundred twenty thousand, four hundred forty-one".