550378 has 8 divisors (see below), whose sum is σ = 834372. Its totient is φ = 272256.

The previous prime is 550369. The next prime is 550379. The reversal of 550378 is 873055.

550378 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 494209 + 56169 = 703^2 + 237^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (550379) 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, 1225 + ... + 1612.

2⁵⁵⁰³⁷⁸ is an apocalyptic number.

550378 is a deficient number, since it is larger than the sum of its proper divisors (283994).

550378 is a wasteful number, since it uses less digits than its factorization.

550378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2936.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 550378 is about 741.8746524852. The cubic root of 550378 is about 81.9508926672.

The spelling of 550378 in words is "five hundred fifty thousand, three hundred seventy-eight".