1836065 has 32 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 1080000.

The previous prime is 1836061. The next prime is 1836073. The reversal of 1836065 is 5606381.

It is not a de Polignac number, because 1836065 - 2² = 1836061 is a prime.

It is a super-2 number, since 2×1836065² = 6742269368450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1836061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7190 + ... + 7440.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1836065 is an apocalyptic number.

It is an amenable number.

1836065 is a deficient number, since it is larger than the sum of its proper divisors (1066975).

1836065 is a wasteful number, since it uses less digits than its factorization.

1836065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1836065 is about 1355.0147600672. The cubic root of 1836065 is about 122.4510980709.

The spelling of 1836065 in words is "one million, eight hundred thirty-six thousand, sixty-five".