550354203 has 16 divisors (see below), whose sum is σ = 931816960. Its totient is φ = 314488008.

The previous prime is 550354127. The next prime is 550354213. The reversal of 550354203 is 302453055.

It is not a de Polignac number, because 550354203 - 2¹⁰ = 550353179 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550354213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1455775 + ... + 1456152.

It is an arithmetic number, because the mean of its divisors is an integer number (58238560).

Almost surely, 2^550354203 is an apocalyptic number.

550354203 is a deficient number, since it is larger than the sum of its proper divisors (381462757).

550354203 is a wasteful number, since it uses less digits than its factorization.

550354203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2911943 (or 2911937 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 550354203 is about 23459.6292170188. The cubic root of 550354203 is about 819.4971153135.

The spelling of 550354203 in words is "five hundred fifty million, three hundred fifty-four thousand, two hundred three".