52724448 has 72 divisors (see below), whose sum is σ = 171361008. Its totient is φ = 15063552.

The previous prime is 52724443. The next prime is 52724461. The reversal of 52724448 is 84442725.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52724443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11061 + ... + 15092.

It is an arithmetic number, because the mean of its divisors is an integer number (2380014).

Almost surely, 2^52724448 is an apocalyptic number.

It is an amenable number.

52724448 is an abundant number, since it is smaller than the sum of its proper divisors (118636560).

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

52724448 is a wasteful number, since it uses less digits than its factorization.

52724448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26176 (or 26165 counting only the distinct ones).

The product of its digits is 71680, while the sum is 36.

The square root of 52724448 is about 7261.1602378683. The cubic root of 52724448 is about 374.9764678567.

The spelling of 52724448 in words is "fifty-two million, seven hundred twenty-four thousand, four hundred forty-eight".