550073727 has 32 divisors (see below), whose sum is σ = 971842560. Its totient is φ = 300659040.

The previous prime is 550073701. The next prime is 550073729. The reversal of 550073727 is 727370055.

It is not a de Polignac number, because 550073727 - 2¹⁸ = 549811583 is a prime.

It is a super-2 number, since 2×550073727² = 605162210271341058, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550073691 and 550073700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550073729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58924 + ... + 67617.

It is an arithmetic number, because the mean of its divisors is an integer number (30370080).

Almost surely, 2^550073727 is an apocalyptic number.

550073727 is a deficient number, since it is larger than the sum of its proper divisors (421768833).

550073727 is a wasteful number, since it uses less digits than its factorization.

550073727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126580 (or 126574 counting only the distinct ones).

The product of its (nonzero) digits is 51450, while the sum is 36.

The square root of 550073727 is about 23453.6506113654. The cubic root of 550073727 is about 819.3578787221.

The spelling of 550073727 in words is "five hundred fifty million, seventy-three thousand, seven hundred twenty-seven".