550253447 has 4 divisors (see below), whose sum is σ = 556436160. Its totient is φ = 544070736.

The previous prime is 550253423. The next prime is 550253461. The reversal of 550253447 is 744352055.

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

It is a cyclic number.

It is not a de Polignac number, because 550253447 - 2¹⁸ = 549991303 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 (550250447) 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, 3091223 + ... + 3091400.

It is an arithmetic number, because the mean of its divisors is an integer number (139109040).

Almost surely, 2^550253447 is an apocalyptic number.

550253447 is a deficient number, since it is larger than the sum of its proper divisors (6182713).

550253447 is an equidigital number, since it uses as much as digits as its factorization.

550253447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6182712.

The product of its (nonzero) digits is 84000, while the sum is 35.

The square root of 550253447 is about 23457.4816849550. The cubic root of 550253447 is about 819.4471024974.

The spelling of 550253447 in words is "five hundred fifty million, two hundred fifty-three thousand, four hundred forty-seven".