553361 has 8 divisors (see below), whose sum is σ = 574560. Its totient is φ = 532672.

The previous prime is 553351. The next prime is 553363. The reversal of 553361 is 163355.

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

It is a cyclic number.

It is not a de Polignac number, because 553361 - 2¹⁸ = 291217 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 553361.

It is not an unprimeable number, because it can be changed into a prime (553363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4841 + ... + 4953.

It is an arithmetic number, because the mean of its divisors is an integer number (71820).

2⁵⁵³³⁶¹ is an apocalyptic number.

It is an amenable number.

553361 is a deficient number, since it is larger than the sum of its proper divisors (21199).

553361 is a wasteful number, since it uses less digits than its factorization.

553361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255.

The product of its digits is 1350, while the sum is 23.

The square root of 553361 is about 743.8823831763. The cubic root of 553361 is about 82.0986815130.

The spelling of 553361 in words is "five hundred fifty-three thousand, three hundred sixty-one".