1724273 has 2 divisors, whose sum is σ = 1724274. Its totient is φ = 1724272.

The previous prime is 1724263. The next prime is 1724299. The reversal of 1724273 is 3724271.

It is an a-pointer prime, because the next prime (1724299) can be obtained adding 1724273 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1056784 + 667489 = 1028^2 + 817^2 .

It is a cyclic number.

It is not a de Polignac number, because 1724273 - 2⁶ = 1724209 is a prime.

It is not a weakly prime, because it can be changed into another prime (1724263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 862136 + 862137.

It is an arithmetic number, because the mean of its divisors is an integer number (862137).

2^1724273 is an apocalyptic number.

It is an amenable number.

1724273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1724273 is an equidigital number, since it uses as much as digits as its factorization.

1724273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2352, while the sum is 26.

The square root of 1724273 is about 1313.1157603197. The cubic root of 1724273 is about 119.9136647520.

The spelling of 1724273 in words is "one million, seven hundred twenty-four thousand, two hundred seventy-three".