52440542 has 32 divisors (see below), whose sum is σ = 98565120. Its totient is φ = 20328480.

The previous prime is 52440539. The next prime is 52440547. The reversal of 52440542 is 24504425.

52440542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52440547) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 34523 + ... + 36009.

It is an arithmetic number, because the mean of its divisors is an integer number (3080160).

Almost surely, 2^52440542 is an apocalyptic number.

52440542 is a deficient number, since it is larger than the sum of its proper divisors (46124578).

52440542 is a wasteful number, since it uses less digits than its factorization.

52440542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736.

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 52440542 is about 7241.5842189399. The cubic root of 52440542 is about 374.3022093368.

Adding to 52440542 its reverse (24504425), we get a palindrome (76944967).

The spelling of 52440542 in words is "fifty-two million, four hundred forty thousand, five hundred forty-two".