53263444 has 24 divisors (see below), whose sum is σ = 100690688. Its totient is φ = 24507360.

The previous prime is 53263433. The next prime is 53263453. The reversal of 53263444 is 44436235.

53263444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53263444² = 5673988933482272, which contains 22 as substring.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 17689 + ... + 20479.

Almost surely, 2^53263444 is an apocalyptic number.

It is an amenable number.

53263444 is a deficient number, since it is larger than the sum of its proper divisors (47427244).

53263444 is a wasteful number, since it uses less digits than its factorization.

53263444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3175 (or 3173 counting only the distinct ones).

The product of its digits is 34560, while the sum is 31.

The square root of 53263444 is about 7298.1808692304. The cubic root of 53263444 is about 376.2499187279.

Adding to 53263444 its reverse (44436235), we get a palindrome (97699679).

The spelling of 53263444 in words is "fifty-three million, two hundred sixty-three thousand, four hundred forty-four".