1984065 has 16 divisors (see below), whose sum is σ = 3192000. Its totient is φ = 1052352.

The previous prime is 1984061. The next prime is 1984069. The reversal of 1984065 is 5604891.

It is an interprime number because it is at equal distance from previous prime (1984061) and next prime (1984069).

It is not a de Polignac number, because 1984065 - 2² = 1984061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1984061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5046 + ... + 5424.

It is an arithmetic number, because the mean of its divisors is an integer number (199500).

2^1984065 is an apocalyptic number.

1984065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1984065 is a deficient number, since it is larger than the sum of its proper divisors (1207935).

1984065 is a wasteful number, since it uses less digits than its factorization.

1984065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1984065 is about 1408.5684221933. The cubic root of 1984065 is about 125.6565983236.

The spelling of 1984065 in words is "one million, nine hundred eighty-four thousand, sixty-five".