552378 has 16 divisors (see below), whose sum is σ = 1130976. Its totient is φ = 179760.

The previous prime is 552353. The next prime is 552379. The reversal of 552378 is 873255.

It is a happy number.

It is a d-powerful number, because it can be written as 5 + 5² + 3¹² + 2² + 7⁵ + 8⁴ .

It is not an unprimeable number, because it can be changed into a prime (552379) by changing a digit.

552378 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813 + ... + 1328.

It is an arithmetic number, because the mean of its divisors is an integer number (70686).

2⁵⁵²³⁷⁸ is an apocalyptic number.

552378 is an abundant number, since it is smaller than the sum of its proper divisors (578598).

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

552378 is a wasteful number, since it uses less digits than its factorization.

552378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189.

The product of its digits is 8400, while the sum is 30.

The square root of 552378 is about 743.2213667542. The cubic root of 552378 is about 82.0500388617.

The spelling of 552378 in words is "five hundred fifty-two thousand, three hundred seventy-eight".