550416 has 20 divisors (see below), whose sum is σ = 1422032. Its totient is φ = 183456.

The previous prime is 550379. The next prime is 550427. The reversal of 550416 is 614055.

It is a happy number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 550392 and 550401.

It is an unprimeable number.

550416 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5686 + ... + 5781.

2⁵⁵⁰⁴¹⁶ is an apocalyptic number.

It is an amenable number.

550416 is an abundant number, since it is smaller than the sum of its proper divisors (871616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

550416 is a wasteful number, since it uses less digits than its factorization.

550416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11478 (or 11472 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 550416 is about 741.9002628386. The cubic root of 550416 is about 81.9527786814.

The spelling of 550416 in words is "five hundred fifty thousand, four hundred sixteen".