1834385 has 16 divisors (see below), whose sum is σ = 2664576. Its totient is φ = 1183488.

The previous prime is 1834373. The next prime is 1834397. The reversal of 1834385 is 5834381.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1834373) and next prime (1834397).

It is a cyclic number.

It is not a de Polignac number, because 1834385 - 2⁶ = 1834321 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 947 + ... + 2136.

It is an arithmetic number, because the mean of its divisors is an integer number (166536).

2^1834385 is an apocalyptic number.

It is an amenable number.

1834385 is a deficient number, since it is larger than the sum of its proper divisors (830191).

1834385 is a wasteful number, since it uses less digits than its factorization.

1834385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112.

The product of its digits is 11520, while the sum is 32.

The square root of 1834385 is about 1354.3946987492. The cubic root of 1834385 is about 122.4137390775.

The spelling of 1834385 in words is "one million, eight hundred thirty-four thousand, three hundred eighty-five".