230321516 has 12 divisors (see below), whose sum is σ = 403215120. Its totient is φ = 115117200.

The previous prime is 230321501. The next prime is 230321551. The reversal of 230321516 is 615123032.

It is a junction number, because it is equal to n+sod(n) for n = 230321491 and 230321500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2966 + ... + 21666.

It is an arithmetic number, because the mean of its divisors is an integer number (33601260).

Almost surely, 2^230321516 is an apocalyptic number.

It is an amenable number.

230321516 is a deficient number, since it is larger than the sum of its proper divisors (172893604).

230321516 is a wasteful number, since it uses less digits than its factorization.

230321516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21784 (or 21782 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 230321516 is about 15176.3472548568. The cubic root of 230321516 is about 612.9779280215.

Adding to 230321516 its reverse (615123032), we get a palindrome (845444548).

The spelling of 230321516 in words is "two hundred thirty million, three hundred twenty-one thousand, five hundred sixteen".