550241917 has 4 divisors (see below), whose sum is σ = 550306240. Its totient is φ = 550177596.

The previous prime is 550241891. The next prime is 550241947. The reversal of 550241917 is 719142055.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550241917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550241947) 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, 16923 + ... + 37240.

It is an arithmetic number, because the mean of its divisors is an integer number (137576560).

Almost surely, 2^550241917 is an apocalyptic number.

It is an amenable number.

550241917 is a deficient number, since it is larger than the sum of its proper divisors (64323).

550241917 is a wasteful number, since it uses less digits than its factorization.

550241917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64322.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 550241917 is about 23457.2359198606. The cubic root of 550241917 is about 819.4413788979.

The spelling of 550241917 in words is "five hundred fifty million, two hundred forty-one thousand, nine hundred seventeen".