52438928 has 20 divisors (see below), whose sum is σ = 101778828. Its totient is φ = 26173440.

The previous prime is 52438921. The next prime is 52438933. The reversal of 52438928 is 82983425.

It can be written as a sum of positive squares in 2 ways, for example, as 20539024 + 31899904 = 4532^2 + 5648^2 .

It is not an unprimeable number, because it can be changed into a prime (52438921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7700 + ... + 12812.

Almost surely, 2^52438928 is an apocalyptic number.

It is an amenable number.

52438928 is a deficient number, since it is larger than the sum of its proper divisors (49339900).

52438928 is a wasteful number, since it uses less digits than its factorization.

52438928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5762 (or 5756 counting only the distinct ones).

The product of its digits is 138240, while the sum is 41.

The square root of 52438928 is about 7241.4727783787. The cubic root of 52438928 is about 374.2983692420.

The spelling of 52438928 in words is "fifty-two million, four hundred thirty-eight thousand, nine hundred twenty-eight".