550007887 has 8 divisors (see below), whose sum is σ = 646163280. Its totient is φ = 461544960.

The previous prime is 550007879. The next prime is 550007897. The reversal of 550007887 is 788700055.

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

It is a cyclic number.

It is not a de Polignac number, because 550007887 - 2³ = 550007879 is a prime.

It is a Duffinian number.

550007887 is a modest number, since divided by 7887 gives 55 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550007897) 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 7 ways as a sum of consecutive naturals, for example, 1922962 + ... + 1923247.

It is an arithmetic number, because the mean of its divisors is an integer number (80770410).

Almost surely, 2^550007887 is an apocalyptic number.

550007887 is a deficient number, since it is larger than the sum of its proper divisors (96155393).

550007887 is a wasteful number, since it uses less digits than its factorization.

550007887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846233.

The product of its (nonzero) digits is 78400, while the sum is 40.

The square root of 550007887 is about 23452.2469499193. The cubic root of 550007887 is about 819.3251869376.

The spelling of 550007887 in words is "five hundred fifty million, seven thousand, eight hundred eighty-seven".