1852289 has 2 divisors, whose sum is σ = 1852290. Its totient is φ = 1852288.

The previous prime is 1852283. The next prime is 1852307. The reversal of 1852289 is 9822581.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1809025 + 43264 = 1345^2 + 208^2 .

It is a cyclic number.

It is not a de Polignac number, because 1852289 - 2⁴ = 1852273 is a prime.

It is not a weakly prime, because it can be changed into another prime (1852283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 926144 + 926145.

It is an arithmetic number, because the mean of its divisors is an integer number (926145).

2^1852289 is an apocalyptic number.

It is an amenable number.

1852289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1852289 is an equidigital number, since it uses as much as digits as its factorization.

1852289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11520, while the sum is 35.

The square root of 1852289 is about 1360.9882438875. The cubic root of 1852289 is about 122.8107119997.

The spelling of 1852289 in words is "one million, eight hundred fifty-two thousand, two hundred eighty-nine".