1404859 has 2 divisors, whose sum is σ = 1404860. Its totient is φ = 1404858.

The previous prime is 1404833. The next prime is 1404869. The reversal of 1404859 is 9584041.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1404859 - 2¹¹ = 1402811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1404859.

It is not a weakly prime, because it can be changed into another prime (1404869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 702429 + 702430.

It is an arithmetic number, because the mean of its divisors is an integer number (702430).

2^1404859 is an apocalyptic number.

1404859 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404859 is an equidigital number, since it uses as much as digits as its factorization.

1404859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1404859 is about 1185.2674803604. The cubic root of 1404859 is about 111.9981664241.

The spelling of 1404859 in words is "one million, four hundred four thousand, eight hundred fifty-nine".