55889458 has 8 divisors (see below), whose sum is σ = 83915820. Its totient is φ = 27917520.

The previous prime is 55889429. The next prime is 55889473. The reversal of 55889458 is 85498855.

55889458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 55457809 + 431649 = 7447^2 + 657^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 10933 + ... + 15208.

Almost surely, 2^55889458 is an apocalyptic number.

55889458 is a deficient number, since it is larger than the sum of its proper divisors (28026362).

55889458 is a wasteful number, since it uses less digits than its factorization.

55889458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27212.

The product of its digits is 2304000, while the sum is 52.

The square root of 55889458 is about 7475.9252270204. The cubic root of 55889458 is about 382.3343335435.

The spelling of 55889458 in words is "fifty-five million, eight hundred eighty-nine thousand, four hundred fifty-eight".