550009307 has 4 divisors (see below), whose sum is σ = 554876760. Its totient is φ = 545141856.

The previous prime is 550009267. The next prime is 550009309. The reversal of 550009307 is 703900055.

550009307 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550009307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550009307.

It is not an unprimeable number, because it can be changed into a prime (550009309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2433557 + ... + 2433782.

It is an arithmetic number, because the mean of its divisors is an integer number (138719190).

Almost surely, 2^550009307 is an apocalyptic number.

550009307 is a deficient number, since it is larger than the sum of its proper divisors (4867453).

550009307 is a wasteful number, since it uses less digits than its factorization.

550009307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4867452.

The product of its (nonzero) digits is 4725, while the sum is 29.

The square root of 550009307 is about 23452.2772241844. The cubic root of 550009307 is about 819.3258920431.

The spelling of 550009307 in words is "five hundred fifty million, nine thousand, three hundred seven".