55268285 has 8 divisors (see below), whose sum is σ = 66637536. Its totient is φ = 44004240.

The previous prime is 55268281. The next prime is 55268293. The reversal of 55268285 is 58286255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55268285 - 2² = 55268281 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55268281) 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, 25139 + ... + 27248.

It is an arithmetic number, because the mean of its divisors is an integer number (8329692).

Almost surely, 2^55268285 is an apocalyptic number.

It is an amenable number.

55268285 is a deficient number, since it is larger than the sum of its proper divisors (11369251).

55268285 is a wasteful number, since it uses less digits than its factorization.

55268285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52603.

The product of its digits is 192000, while the sum is 41.

The square root of 55268285 is about 7434.2642541142. The cubic root of 55268285 is about 380.9125919220.

The spelling of 55268285 in words is "fifty-five million, two hundred sixty-eight thousand, two hundred eighty-five".