323142530 has 32 divisors (see below), whose sum is σ = 591408000. Its totient is φ = 127101312.

The previous prime is 323142527. The next prime is 323142553. The reversal of 323142530 is 35241323.

It is a junction number, because it is equal to n+sod(n) for n = 323142496 and 323142505.

It is an unprimeable number.

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, 436901 + ... + 437639.

It is an arithmetic number, because the mean of its divisors is an integer number (18481500).

Almost surely, 2^323142530 is an apocalyptic number.

323142530 is a deficient number, since it is larger than the sum of its proper divisors (268265470).

323142530 is a wasteful number, since it uses less digits than its factorization.

323142530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1418.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 323142530 is about 17976.1656089390. The cubic root of 323142530 is about 686.2221101624. Note that the first 3 decimals are identical.

Adding to 323142530 its reverse (35241323), we get a palindrome (358383853).

The spelling of 323142530 in words is "three hundred twenty-three million, one hundred forty-two thousand, five hundred thirty".