54443853 has 8 divisors (see below), whose sum is σ = 80657600. Its totient is φ = 36295884.

The previous prime is 54443849. The next prime is 54443861. The reversal of 54443853 is 35834445.

It is not a de Polignac number, because 54443853 - 2² = 54443849 is a prime.

It is a super-3 number, since 3×54443853³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54443863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008193 + ... + 1008246.

It is an arithmetic number, because the mean of its divisors is an integer number (10082200).

Almost surely, 2^54443853 is an apocalyptic number.

It is an amenable number.

54443853 is a deficient number, since it is larger than the sum of its proper divisors (26213747).

54443853 is a wasteful number, since it uses less digits than its factorization.

54443853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2016448 (or 2016442 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 54443853 is about 7378.6077955126. The cubic root of 54443853 is about 379.0090826115.

The spelling of 54443853 in words is "fifty-four million, four hundred forty-three thousand, eight hundred fifty-three".