1873297 has 2 divisors, whose sum is σ = 1873298. Its totient is φ = 1873296.

The previous prime is 1873283. The next prime is 1873307. The reversal of 1873297 is 7923781.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1218816 + 654481 = 1104^2 + 809^2 .

It is an emirp because it is prime and its reverse (7923781) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1873297 - 2¹¹ = 1871249 is a prime.

It is not a weakly prime, because it can be changed into another prime (1873217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 936648 + 936649.

It is an arithmetic number, because the mean of its divisors is an integer number (936649).

2^1873297 is an apocalyptic number.

It is an amenable number.

1873297 is a deficient number, since it is larger than the sum of its proper divisors (1).

1873297 is an equidigital number, since it uses as much as digits as its factorization.

1873297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21168, while the sum is 37.

The square root of 1873297 is about 1368.6844048209. The cubic root of 1873297 is about 123.2732594377.

The spelling of 1873297 in words is "one million, eight hundred seventy-three thousand, two hundred ninety-seven".