255473 has 2 divisors, whose sum is σ = 255474. Its totient is φ = 255472.

The previous prime is 255469. The next prime is 255487. The reversal of 255473 is 374552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247009 + 8464 = 497^2 + 92^2 .

It is a cyclic number.

It is not a de Polignac number, because 255473 - 2² = 255469 is a prime.

It is not a weakly prime, because it can be changed into another prime (255413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127736 + 127737.

It is an arithmetic number, because the mean of its divisors is an integer number (127737).

2²⁵⁵⁴⁷³ is an apocalyptic number.

It is an amenable number.

255473 is a deficient number, since it is larger than the sum of its proper divisors (1).

255473 is an equidigital number, since it uses as much as digits as its factorization.

255473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4200, while the sum is 26.

The square root of 255473 is about 505.4433697260. The cubic root of 255473 is about 63.4524412945.

The spelling of 255473 in words is "two hundred fifty-five thousand, four hundred seventy-three".