553641 has 16 divisors (see below), whose sum is σ = 848640. Its totient is φ = 317520.

The previous prime is 553627. The next prime is 553643. The reversal of 553641 is 146355.

It is not a de Polignac number, because 553641 - 2⁷ = 553513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 186 + ... + 1068.

It is an arithmetic number, because the mean of its divisors is an integer number (53040).

2⁵⁵³⁶⁴¹ is an apocalyptic number.

It is an amenable number.

553641 is a deficient number, since it is larger than the sum of its proper divisors (294999).

553641 is a wasteful number, since it uses less digits than its factorization.

553641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 916.

The product of its digits is 1800, while the sum is 24.

The square root of 553641 is about 744.0705611701. The cubic root of 553641 is about 82.1125264561.

Adding to 553641 its reverse (146355), we get a palindrome (699996).

The spelling of 553641 in words is "five hundred fifty-three thousand, six hundred forty-one".