53352444 has 12 divisors (see below), whose sum is σ = 124489064. Its totient is φ = 17784144.

The previous prime is 53352427. The next prime is 53352463. The reversal of 53352444 is 44425335.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2223007 + ... + 2223030.

Almost surely, 2^53352444 is an apocalyptic number.

It is an amenable number.

53352444 is an abundant number, since it is smaller than the sum of its proper divisors (71136620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53352444 is a wasteful number, since it uses less digits than its factorization.

53352444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4446044 (or 4446042 counting only the distinct ones).

The product of its digits is 28800, while the sum is 30.

The square root of 53352444 is about 7304.2757341163. The cubic root of 53352444 is about 376.4593657481.

Adding to 53352444 its reverse (44425335), we get a palindrome (97777779).

The spelling of 53352444 in words is "fifty-three million, three hundred fifty-two thousand, four hundred forty-four".