233130544 has 20 divisors (see below), whose sum is σ = 452349520. Its totient is φ = 116395200.

The previous prime is 233130533. The next prime is 233130619. The reversal of 233130544 is 445031332.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1069 + ... + 21619.

It is an arithmetic number, because the mean of its divisors is an integer number (22617476).

Almost surely, 2^233130544 is an apocalyptic number.

It is an amenable number.

233130544 is a deficient number, since it is larger than the sum of its proper divisors (219218976).

233130544 is a wasteful number, since it uses less digits than its factorization.

233130544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21268 (or 21262 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 233130544 is about 15268.6130345883. The cubic root of 233130544 is about 615.4598486418.

Adding to 233130544 its reverse (445031332), we get a palindrome (678161876).

The spelling of 233130544 in words is "two hundred thirty-three million, one hundred thirty thousand, five hundred forty-four".