550396043 has 4 divisors (see below), whose sum is σ = 560780928. Its totient is φ = 540011160.

The previous prime is 550396039. The next prime is 550396079. The reversal of 550396043 is 340693055.

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 550396043 - 2² = 550396039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550395994 and 550396012.

It is not an unprimeable number, because it can be changed into a prime (550336043) 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, 5192363 + ... + 5192468.

It is an arithmetic number, because the mean of its divisors is an integer number (140195232).

Almost surely, 2^550396043 is an apocalyptic number.

550396043 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

550396043 is a deficient number, since it is larger than the sum of its proper divisors (10384885).

550396043 is a wasteful number, since it uses less digits than its factorization.

550396043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10384884.

The product of its (nonzero) digits is 48600, while the sum is 35.

The square root of 550396043 is about 23460.5209447702. The cubic root of 550396043 is about 819.5178818733.

The spelling of 550396043 in words is "five hundred fifty million, three hundred ninety-six thousand, forty-three".