52225138 has 8 divisors (see below), whose sum is σ = 89528832. Its totient is φ = 22382196.

The previous prime is 52225133. The next prime is 52225141. The reversal of 52225138 is 83152225.

52225138 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 an unprimeable number, because it can be changed into a prime (52225133) 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 3 ways as a sum of consecutive naturals, for example, 1865170 + ... + 1865197.

It is an arithmetic number, because the mean of its divisors is an integer number (11191104).

Almost surely, 2^52225138 is an apocalyptic number.

52225138 is a deficient number, since it is larger than the sum of its proper divisors (37303694).

52225138 is a wasteful number, since it uses less digits than its factorization.

52225138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3730376.

The product of its digits is 4800, while the sum is 28.

The square root of 52225138 is about 7226.6962022767. The cubic root of 52225138 is about 373.7890132763.

The spelling of 52225138 in words is "fifty-two million, two hundred twenty-five thousand, one hundred thirty-eight".