52638315 has 8 divisors (see below), whose sum is σ = 84221328. Its totient is φ = 28073760.

The previous prime is 52638281. The next prime is 52638317. The reversal of 52638315 is 51383625.

52638315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 52638315 - 2⁶ = 52638251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52638317) 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 7 ways as a sum of consecutive naturals, for example, 1754596 + ... + 1754625.

It is an arithmetic number, because the mean of its divisors is an integer number (10527666).

Almost surely, 2^52638315 is an apocalyptic number.

52638315 is a deficient number, since it is larger than the sum of its proper divisors (31583013).

52638315 is a wasteful number, since it uses less digits than its factorization.

52638315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3509229.

The product of its digits is 21600, while the sum is 33.

The square root of 52638315 is about 7255.2267366361. The cubic root of 52638315 is about 374.7721638254.

The spelling of 52638315 in words is "fifty-two million, six hundred thirty-eight thousand, three hundred fifteen".