54435885 has 32 divisors (see below), whose sum is σ = 99919872. Its totient is φ = 24790080.

The previous prime is 54435877. The next prime is 54435919. The reversal of 54435885 is 58853445.

54435885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54435885 - 2³ = 54435877 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 31822 + ... + 33488.

It is an arithmetic number, because the mean of its divisors is an integer number (3122496).

Almost surely, 2^54435885 is an apocalyptic number.

It is an amenable number.

54435885 is a deficient number, since it is larger than the sum of its proper divisors (45483987).

54435885 is a wasteful number, since it uses less digits than its factorization.

54435885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1993.

The product of its digits is 384000, while the sum is 42.

The square root of 54435885 is about 7378.0678365003. The cubic root of 54435885 is about 378.9905920533.

The spelling of 54435885 in words is "fifty-four million, four hundred thirty-five thousand, eight hundred eighty-five".