553273 has 4 divisors (see below), whose sum is σ = 632320. Its totient is φ = 474228.

The previous prime is 553253. The next prime is 553277. The reversal of 553273 is 372355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 372355 = 5 ⋅74471.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553273 is a prime.

It is a super-2 number, since 2×553273² = 612222025058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553277) 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, 39513 + ... + 39526.

It is an arithmetic number, because the mean of its divisors is an integer number (158080).

2⁵⁵³²⁷³ is an apocalyptic number.

It is an amenable number.

553273 is a deficient number, since it is larger than the sum of its proper divisors (79047).

553273 is an equidigital number, since it uses as much as digits as its factorization.

553273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79046.

The product of its digits is 3150, while the sum is 25.

The square root of 553273 is about 743.8232316888. The cubic root of 553273 is about 82.0943292807.

The spelling of 553273 in words is "five hundred fifty-three thousand, two hundred seventy-three".