52638332 has 24 divisors (see below), whose sum is σ = 93965760. Its totient is φ = 25796160.

The previous prime is 52638319. The next prime is 52638337. The reversal of 52638332 is 23383625.

52638332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52638337) 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, 49082 + ... + 50142.

It is an arithmetic number, because the mean of its divisors is an integer number (3915240).

Almost surely, 2^52638332 is an apocalyptic number.

It is an amenable number.

52638332 is a deficient number, since it is larger than the sum of its proper divisors (41327428).

52638332 is a wasteful number, since it uses less digits than its factorization.

52638332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1301 (or 1299 counting only the distinct ones).

The product of its digits is 25920, while the sum is 32.

The square root of 52638332 is about 7255.2279082052. The cubic root of 52638332 is about 374.7722041707.

The spelling of 52638332 in words is "fifty-two million, six hundred thirty-eight thousand, three hundred thirty-two".