550148 has 6 divisors (see below), whose sum is σ = 962766. Its totient is φ = 275072.

The previous prime is 550139. The next prime is 550163. The reversal of 550148 is 841055.

It can be written as a sum of positive squares in only one way, i.e., 529984 + 20164 = 728^2 + 142^2 .

It is an unprimeable number.

550148 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 as a sum of consecutive naturals, namely, 68765 + ... + 68772.

It is an arithmetic number, because the mean of its divisors is an integer number (160461).

2⁵⁵⁰¹⁴⁸ is an apocalyptic number.

It is an amenable number.

550148 is a deficient number, since it is larger than the sum of its proper divisors (412618).

550148 is a wasteful number, since it uses less digits than its factorization.

550148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137541 (or 137539 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 550148 is about 741.7196235775. The cubic root of 550148 is about 81.9394754645.

The spelling of 550148 in words is "five hundred fifty thousand, one hundred forty-eight".