53250044 has 12 divisors (see below), whose sum is σ = 93466464. Its totient is φ = 26545344.

The previous prime is 53250031. The next prime is 53250047. The reversal of 53250044 is 44005235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53250047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18404 + ... + 21099.

It is an arithmetic number, because the mean of its divisors is an integer number (7788872).

Almost surely, 2^53250044 is an apocalyptic number.

It is an amenable number.

53250044 is a deficient number, since it is larger than the sum of its proper divisors (40216420).

53250044 is a wasteful number, since it uses less digits than its factorization.

53250044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39844 (or 39842 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 53250044 is about 7297.2627744929. The cubic root of 53250044 is about 376.2183638040.

Adding to 53250044 its reverse (44005235), we get a palindrome (97255279).

The spelling of 53250044 in words is "fifty-three million, two hundred fifty thousand, forty-four".