1836379 has 2 divisors, whose sum is σ = 1836380. Its totient is φ = 1836378.

The previous prime is 1836319. The next prime is 1836383. The reversal of 1836379 is 9736381.

It is a strong prime.

It is an emirp because it is prime and its reverse (9736381) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1836379 is a prime.

It is not a weakly prime, because it can be changed into another prime (1836319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 918189 + 918190.

It is an arithmetic number, because the mean of its divisors is an integer number (918190).

2^1836379 is an apocalyptic number.

1836379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1836379 is an equidigital number, since it uses as much as digits as its factorization.

1836379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27216, while the sum is 37.

The square root of 1836379 is about 1355.1306210104. The cubic root of 1836379 is about 122.4580781166.

The spelling of 1836379 in words is "one million, eight hundred thirty-six thousand, three hundred seventy-nine".