52540044 has 24 divisors (see below), whose sum is σ = 122721648. Its totient is φ = 17495040.

The previous prime is 52540001. The next prime is 52540063. The reversal of 52540044 is 44004525.

It is a junction number, because it is equal to n+sod(n) for n = 52539996 and 52540023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14724 + ... + 17940.

It is an arithmetic number, because the mean of its divisors is an integer number (5113402).

Almost surely, 2^52540044 is an apocalyptic number.

It is an amenable number.

52540044 is an abundant number, since it is smaller than the sum of its proper divisors (70181604).

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

52540044 is a wasteful number, since it uses less digits than its factorization.

52540044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4585 (or 4583 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 52540044 is about 7248.4511448999. The cubic root of 52540044 is about 374.5387965651.

Adding to 52540044 its reverse (44004525), we get a palindrome (96544569).

The spelling of 52540044 in words is "fifty-two million, five hundred forty thousand, forty-four".