54388375 has 8 divisors (see below), whose sum is σ = 67876848. Its totient is φ = 43510600.

The previous prime is 54388363. The next prime is 54388379. The reversal of 54388375 is 57388345.

It is not a de Polignac number, because 54388375 - 2⁷ = 54388247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54388379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 217429 + ... + 217678.

It is an arithmetic number, because the mean of its divisors is an integer number (8484606).

Almost surely, 2^54388375 is an apocalyptic number.

54388375 is a deficient number, since it is larger than the sum of its proper divisors (13488473).

54388375 is an equidigital number, since it uses as much as digits as its factorization.

54388375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435122 (or 435112 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 54388375 is about 7374.8474560495. The cubic root of 54388375 is about 378.8803027720.

The spelling of 54388375 in words is "fifty-four million, three hundred eighty-eight thousand, three hundred seventy-five".