55281675 has 12 divisors (see below), whose sum is σ = 91399160. Its totient is φ = 29483520.

The previous prime is 55281661. The next prime is 55281679. The reversal of 55281675 is 57618255.

It is not a de Polignac number, because 55281675 - 2⁷ = 55281547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55281679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 368470 + ... + 368619.

Almost surely, 2^55281675 is an apocalyptic number.

55281675 is a deficient number, since it is larger than the sum of its proper divisors (36117485).

55281675 is a wasteful number, since it uses less digits than its factorization.

55281675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737102 (or 737097 counting only the distinct ones).

The product of its digits is 84000, while the sum is 39.

The square root of 55281675 is about 7435.1647594388. The cubic root of 55281675 is about 380.9433510198.

The spelling of 55281675 in words is "fifty-five million, two hundred eighty-one thousand, six hundred seventy-five".