553349 has 4 divisors (see below), whose sum is σ = 572460. Its totient is φ = 534240.

The previous prime is 553309. The next prime is 553351. The reversal of 553349 is 943355.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 184900 + 368449 = 430^2 + 607^2 .

It is a cyclic number.

It is not a de Polignac number, because 553349 - 2⁸ = 553093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 19081 = 553349 / (5 + 5 + 3 + 3 + 4 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9512 + ... + 9569.

It is an arithmetic number, because the mean of its divisors is an integer number (143115).

2⁵⁵³³⁴⁹ is an apocalyptic number.

It is an amenable number.

553349 is a deficient number, since it is larger than the sum of its proper divisors (19111).

553349 is a wasteful number, since it uses less digits than its factorization.

553349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19110.

The product of its digits is 8100, while the sum is 29.

The square root of 553349 is about 743.8743173413. The cubic root of 553349 is about 82.0980880540.

The spelling of 553349 in words is "five hundred fifty-three thousand, three hundred forty-nine".