550653 has 12 divisors (see below), whose sum is σ = 762624. Its totient is φ = 353400.

The previous prime is 550651. The next prime is 550657. The reversal of 550653 is 356055.

It is not a de Polignac number, because 550653 - 2¹ = 550651 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2788 + ... + 2978.

It is an arithmetic number, because the mean of its divisors is an integer number (63552).

2⁵⁵⁰⁶⁵³ is an apocalyptic number.

It is an amenable number.

550653 is a deficient number, since it is larger than the sum of its proper divisors (211971).

550653 is a wasteful number, since it uses less digits than its factorization.

550653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256 (or 225 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 550653 is about 742.0599706223. The cubic root of 550653 is about 81.9645394960.

The spelling of 550653 in words is "five hundred fifty thousand, six hundred fifty-three".