1834340 has 24 divisors (see below), whose sum is σ = 3947832. Its totient is φ = 715520.

The previous prime is 1834333. The next prime is 1834373. The reversal of 1834340 is 434381.

It can be written as a sum of positive squares in 4 ways, for example, as 70756 + 1763584 = 266^2 + 1328^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299 + ... + 1938.

It is an arithmetic number, because the mean of its divisors is an integer number (164493).

2^1834340 is an apocalyptic number.

1834340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1834340 is an abundant number, since it is smaller than the sum of its proper divisors (2113492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1834340 is a wasteful number, since it uses less digits than its factorization.

1834340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287 (or 2285 counting only the distinct ones).

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

The square root of 1834340 is about 1354.3780860602. The cubic root of 1834340 is about 122.4127380765.

The spelling of 1834340 in words is "one million, eight hundred thirty-four thousand, three hundred forty".