52511444 has 24 divisors (see below), whose sum is σ = 93501408. Its totient is φ = 25800480.

The previous prime is 52511441. The next prime is 52511477. The reversal of 52511444 is 44411525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52511441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91679 + ... + 92249.

It is an arithmetic number, because the mean of its divisors is an integer number (3895892).

Almost surely, 2^52511444 is an apocalyptic number.

It is an amenable number.

52511444 is a deficient number, since it is larger than the sum of its proper divisors (40989964).

52511444 is a wasteful number, since it uses less digits than its factorization.

52511444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935 (or 933 counting only the distinct ones).

The product of its digits is 3200, while the sum is 26.

The square root of 52511444 is about 7246.4780410900. The cubic root of 52511444 is about 374.4708245765.

Adding to 52511444 its reverse (44411525), we get a palindrome (96922969).

The spelling of 52511444 in words is "fifty-two million, five hundred eleven thousand, four hundred forty-four".