1833340 has 24 divisors (see below), whose sum is σ = 3975552. Its totient is φ = 709440.

The previous prime is 1833319. The next prime is 1833341. The reversal of 1833340 is 433381.

It is a super-2 number, since 2×1833340² = 6722271111200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1833341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859 + ... + 2098.

It is an arithmetic number, because the mean of its divisors is an integer number (165648).

2^1833340 is an apocalyptic number.

1833340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1833340 is an abundant number, since it is smaller than the sum of its proper divisors (2142212).

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

1833340 is a wasteful number, since it uses less digits than its factorization.

1833340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2997 (or 2995 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 1833340 is about 1354.0088626002. The cubic root of 1833340 is about 122.3904893859.

The spelling of 1833340 in words is "one million, eight hundred thirty-three thousand, three hundred forty".