52438529 has 8 divisors (see below), whose sum is σ = 61606272. Its totient is φ = 44004240.

The previous prime is 52438513. The next prime is 52438559. The reversal of 52438529 is 92583425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52438529 - 2⁴ = 52438513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52438492 and 52438501.

It is not an unprimeable number, because it can be changed into a prime (52438559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183209 + ... + 183494.

It is an arithmetic number, because the mean of its divisors is an integer number (7700784).

Almost surely, 2^52438529 is an apocalyptic number.

It is an amenable number.

52438529 is a deficient number, since it is larger than the sum of its proper divisors (9167743).

52438529 is a wasteful number, since it uses less digits than its factorization.

52438529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366727.

The product of its digits is 86400, while the sum is 38.

The square root of 52438529 is about 7241.4452286819. The cubic root of 52438529 is about 374.2974199127.

Subtracting 52438529 from its reverse (92583425), we obtain a square (40144896 = 6336²).

The spelling of 52438529 in words is "fifty-two million, four hundred thirty-eight thousand, five hundred twenty-nine".