52032444 has 48 divisors (see below), whose sum is σ = 131707296. Its totient is φ = 15923200.

The previous prime is 52032437. The next prime is 52032457. The reversal of 52032444 is 44423025.

It is a super-2 number, since 2×52032444² = 5414750457226272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5254 + ... + 11474.

It is an arithmetic number, because the mean of its divisors is an integer number (2743902).

Almost surely, 2^52032444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52032444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65853648).

52032444 is an abundant number, since it is smaller than the sum of its proper divisors (79674852).

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

52032444 is a wasteful number, since it uses less digits than its factorization.

52032444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6286 (or 6284 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 52032444 is about 7213.3517867909. The cubic root of 52032444 is about 373.3287262045.

Adding to 52032444 its reverse (44423025), we get a palindrome (96455469).

The spelling of 52032444 in words is "fifty-two million, thirty-two thousand, four hundred forty-four".