1984793 has 2 divisors, whose sum is σ = 1984794. Its totient is φ = 1984792.

The previous prime is 1984783. The next prime is 1984799. The reversal of 1984793 is 3974891.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1968409 + 16384 = 1403^2 + 128^2 .

It is a cyclic number.

It is not a de Polignac number, because 1984793 - 2⁴ = 1984777 is a prime.

It is a nialpdrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 1984793.

It is not a weakly prime, because it can be changed into another prime (1984799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 992396 + 992397.

It is an arithmetic number, because the mean of its divisors is an integer number (992397).

2^1984793 is an apocalyptic number.

It is an amenable number.

1984793 is a deficient number, since it is larger than the sum of its proper divisors (1).

1984793 is an equidigital number, since it uses as much as digits as its factorization.

1984793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54432, while the sum is 41.

The square root of 1984793 is about 1408.8268168941. The cubic root of 1984793 is about 125.6719652289.

The spelling of 1984793 in words is "one million, nine hundred eighty-four thousand, seven hundred ninety-three".