1840334 has 4 divisors (see below), whose sum is σ = 2760504. Its totient is φ = 920166.

The previous prime is 1840331. The next prime is 1840337. The reversal of 1840334 is 4330481.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1840331) and next prime (1840337).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1840331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460082 + ... + 460085.

It is an arithmetic number, because the mean of its divisors is an integer number (690126).

2^1840334 is an apocalyptic number.

1840334 is a deficient number, since it is larger than the sum of its proper divisors (920170).

1840334 is an equidigital number, since it uses as much as digits as its factorization.

1840334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920169.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1840334 is about 1356.5891050720. The cubic root of 1840334 is about 122.5459275240.

The spelling of 1840334 in words is "one million, eight hundred forty thousand, three hundred thirty-four".