52635138 has 8 divisors (see below), whose sum is σ = 105270288. Its totient is φ = 17545044.

The previous prime is 52635113. The next prime is 52635161. The reversal of 52635138 is 83153625.

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

52635138 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 52635099 and 52635108.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4386256 + ... + 4386267.

It is an arithmetic number, because the mean of its divisors is an integer number (13158786).

Almost surely, 2^52635138 is an apocalyptic number.

52635138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52635138 is a wasteful number, since it uses less digits than its factorization.

52635138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8772528.

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

The square root of 52635138 is about 7255.0077877284. The cubic root of 52635138 is about 374.7646238480.

It can be divided in two parts, 5263 and 5138, that added together give a palindrome (10401).

The spelling of 52635138 in words is "fifty-two million, six hundred thirty-five thousand, one hundred thirty-eight".