550004801 has 4 divisors (see below), whose sum is σ = 550071600. Its totient is φ = 549938004.

The previous prime is 550004779. The next prime is 550004803. The reversal of 550004801 is 108400055.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550004801 is a prime.

It is a super-2 number, since 2×550004801² = 605010562246099202, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (550004803) 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, 18971 + ... + 38208.

It is an arithmetic number, because the mean of its divisors is an integer number (137517900).

Almost surely, 2^550004801 is an apocalyptic number.

It is an amenable number.

550004801 is a deficient number, since it is larger than the sum of its proper divisors (66799).

550004801 is an equidigital number, since it uses as much as digits as its factorization.

550004801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66798.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 550004801 is about 23452.1811565577. The cubic root of 550004801 is about 819.3236545703.

Adding to 550004801 its reverse (108400055), we get a palindrome (658404856).

The spelling of 550004801 in words is "five hundred fifty million, four thousand, eight hundred one".