1834401 has 4 divisors (see below), whose sum is σ = 2445872. Its totient is φ = 1222932.

The previous prime is 1834397. The next prime is 1834403. The reversal of 1834401 is 1044381.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1834401 - 2² = 1834397 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1834403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305731 + ... + 305736.

It is an arithmetic number, because the mean of its divisors is an integer number (611468).

2^1834401 is an apocalyptic number.

It is an amenable number.

1834401 is a deficient number, since it is larger than the sum of its proper divisors (611471).

1834401 is an equidigital number, since it uses as much as digits as its factorization.

1834401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611470.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1834401 is about 1354.4006054340. The cubic root of 1834401 is about 122.4140949850.

Adding to 1834401 its reverse (1044381), we get a palindrome (2878782).

The spelling of 1834401 in words is "one million, eight hundred thirty-four thousand, four hundred one".