275573 has 2 divisors, whose sum is σ = 275574. Its totient is φ = 275572.

The previous prime is 275549. The next prime is 275579. The reversal of 275573 is 375572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 228484 + 47089 = 478^2 + 217^2 .

It is a cyclic number.

It is not a de Polignac number, because 275573 - 2¹⁶ = 210037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137786 + 137787.

It is an arithmetic number, because the mean of its divisors is an integer number (137787).

2²⁷⁵⁵⁷³ is an apocalyptic number.

It is an amenable number.

275573 is a deficient number, since it is larger than the sum of its proper divisors (1).

275573 is an equidigital number, since it uses as much as digits as its factorization.

275573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7350, while the sum is 29.

The square root of 275573 is about 524.9504738544. The cubic root of 275573 is about 65.0747070029.

Subtracting 275573 from its reverse (375572), we obtain a palindrome (99999).

It can be divided in two parts, 275 and 573, that added together give a palindrome (848).

The spelling of 275573 in words is "two hundred seventy-five thousand, five hundred seventy-three".