1842065 has 8 divisors (see below), whose sum is σ = 2217768. Its totient is φ = 1468800.

The previous prime is 1842041. The next prime is 1842067. The reversal of 1842065 is 5602481.

It can be written as a sum of positive squares in 4 ways, for example, as 38416 + 1803649 = 196^2 + 1343^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1842065 - 2²⁰ = 793489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1842067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2699 + ... + 3311.

It is an arithmetic number, because the mean of its divisors is an integer number (277221).

2^1842065 is an apocalyptic number.

It is an amenable number.

1842065 is a deficient number, since it is larger than the sum of its proper divisors (375703).

1842065 is an equidigital number, since it uses as much as digits as its factorization.

1842065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 1842065 is about 1357.2269522817. The cubic root of 1842065 is about 122.5843373140.

The spelling of 1842065 in words is "one million, eight hundred forty-two thousand, sixty-five".