553399 has 8 divisors (see below), whose sum is σ = 690048. Its totient is φ = 431160.

The previous prime is 553369. The next prime is 553411. The reversal of 553399 is 993355.

It is a happy number.

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 553399 - 2⁹ = 552887 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3517 + ... + 3670.

It is an arithmetic number, because the mean of its divisors is an integer number (86256).

2⁵⁵³³⁹⁹ is an apocalyptic number.

553399 is a deficient number, since it is larger than the sum of its proper divisors (136649).

553399 is a wasteful number, since it uses less digits than its factorization.

553399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7205.

The product of its digits is 18225, while the sum is 34.

The square root of 553399 is about 743.9079244100. The cubic root of 553399 is about 82.1005607435.

The spelling of 553399 in words is "five hundred fifty-three thousand, three hundred ninety-nine".