1873441 has 2 divisors, whose sum is σ = 1873442. Its totient is φ = 1873440.

The previous prime is 1873433. The next prime is 1873471. The reversal of 1873441 is 1443781.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1795600 + 77841 = 1340^2 + 279^2 .

It is an emirp because it is prime and its reverse (1443781) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1873441 - 2³ = 1873433 is a prime.

It is not a weakly prime, because it can be changed into another prime (1873411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 936720 + 936721.

It is an arithmetic number, because the mean of its divisors is an integer number (936721).

2^1873441 is an apocalyptic number.

It is an amenable number.

1873441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1873441 is an equidigital number, since it uses as much as digits as its factorization.

1873441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2688, while the sum is 28.

The square root of 1873441 is about 1368.7370090708. The cubic root of 1873441 is about 123.2764180211.

The spelling of 1873441 in words is "one million, eight hundred seventy-three thousand, four hundred forty-one".