55089582 has 8 divisors (see below), whose sum is σ = 110179176. Its totient is φ = 18363192.

The previous prime is 55089563. The next prime is 55089583. The reversal of 55089582 is 28598055.

55089582 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

55089582 is an admirable number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55089583) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4590793 + ... + 4590804.

It is an arithmetic number, because the mean of its divisors is an integer number (13772397).

Almost surely, 2^55089582 is an apocalyptic number.

55089582 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55089582 is a wasteful number, since it uses less digits than its factorization.

55089582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9181602.

The product of its (nonzero) digits is 144000, while the sum is 42.

The square root of 55089582 is about 7422.2356470271. The cubic root of 55089582 is about 380.5016044363.

The spelling of 55089582 in words is "fifty-five million, eighty-nine thousand, five hundred eighty-two".