30225544 has 16 divisors (see below), whose sum is σ = 57055500. Its totient is φ = 15010752.

The previous prime is 30225521. The next prime is 30225551. The reversal of 30225544 is 44552203.

It can be written as a sum of positive squares in 2 ways, for example, as 27436644 + 2788900 = 5238^2 + 1670^2 .

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 3 ways as a sum of consecutive naturals, for example, 11487 + ... + 13870.

Almost surely, 2^30225544 is an apocalyptic number.

It is an amenable number.

30225544 is a deficient number, since it is larger than the sum of its proper divisors (26829956).

30225544 is a wasteful number, since it uses less digits than its factorization.

30225544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25512 (or 25508 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 30225544 is about 5497.7762777327. The cubic root of 30225544 is about 311.4999935588.

Adding to 30225544 its reverse (44552203), we get a palindrome (74777747).

The spelling of 30225544 in words is "thirty million, two hundred twenty-five thousand, five hundred forty-four".