550942 has 32 divisors (see below), whose sum is σ = 1036800. Its totient is φ = 214368.

The previous prime is 550939. The next prime is 550951. The reversal of 550942 is 249055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9309 + ... + 9367.

It is an arithmetic number, because the mean of its divisors is an integer number (32400).

2⁵⁵⁰⁹⁴² is an apocalyptic number.

550942 is a deficient number, since it is larger than the sum of its proper divisors (485858).

550942 is a wasteful number, since it uses less digits than its factorization.

550942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 550942 is about 742.2546732760. The cubic root of 550942 is about 81.9788761769.

Adding to 550942 its reverse (249055), we get a palindrome (799997).

The spelling of 550942 in words is "five hundred fifty thousand, nine hundred forty-two".