53856375 has 16 divisors (see below), whose sum is σ = 89617632. Its totient is φ = 28723200.

The previous prime is 53856373. The next prime is 53856377. The reversal of 53856375 is 57365835.

It is an interprime number because it is at equal distance from previous prime (53856373) and next prime (53856377).

It is not a de Polignac number, because 53856375 - 2¹ = 53856373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53856371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71434 + ... + 72183.

It is an arithmetic number, because the mean of its divisors is an integer number (5601102).

Almost surely, 2^53856375 is an apocalyptic number.

53856375 is a deficient number, since it is larger than the sum of its proper divisors (35761257).

53856375 is a wasteful number, since it uses less digits than its factorization.

53856375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143635 (or 143625 counting only the distinct ones).

The product of its digits is 378000, while the sum is 42.

The square root of 53856375 is about 7338.6902782445. The cubic root of 53856375 is about 377.6409134327.

The spelling of 53856375 in words is "fifty-three million, eight hundred fifty-six thousand, three hundred seventy-five".