1832861 has 2 divisors, whose sum is σ = 1832862. Its totient is φ = 1832860.

The previous prime is 1832851. The next prime is 1832863. The reversal of 1832861 is 1682381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1612900 + 219961 = 1270^2 + 469^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1832861 is a prime.

Together with 1832863, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1832863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 916430 + 916431.

It is an arithmetic number, because the mean of its divisors is an integer number (916431).

2^1832861 is an apocalyptic number.

It is an amenable number.

1832861 is a deficient number, since it is larger than the sum of its proper divisors (1).

1832861 is an equidigital number, since it uses as much as digits as its factorization.

1832861 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 29.

The square root of 1832861 is about 1353.8319688942. The cubic root of 1832861 is about 122.3798293973.

The spelling of 1832861 in words is "one million, eight hundred thirty-two thousand, eight hundred sixty-one".