52443992 has 16 divisors (see below), whose sum is σ = 99578400. Its totient is φ = 25889760.

The previous prime is 52443991. The next prime is 52444001. The reversal of 52443992 is 29934425.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52443991) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 40859 + ... + 42122.

It is an arithmetic number, because the mean of its divisors is an integer number (6223650).

Almost surely, 2^52443992 is an apocalyptic number.

It is an amenable number.

52443992 is a deficient number, since it is larger than the sum of its proper divisors (47134408).

52443992 is a wasteful number, since it uses less digits than its factorization.

52443992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83066 (or 83062 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The square root of 52443992 is about 7241.8224225674. The cubic root of 52443992 is about 374.3104174538.

It can be divided in two parts, 52443 and 992, that added together give a palindrome (53435).

The spelling of 52443992 in words is "fifty-two million, four hundred forty-three thousand, nine hundred ninety-two".