2000340 has 36 divisors (see below), whose sum is σ = 6068244. Its totient is φ = 533376.

The previous prime is 2000329. The next prime is 2000351. The reversal of 2000340 is 430002.

It is an interprime number because it is at equal distance from previous prime (2000329) and next prime (2000351).

It can be written as a sum of positive squares in 2 ways, for example, as 242064 + 1758276 = 492^2 + 1326^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5377 + ... + 5736.

2^2000340 is an apocalyptic number.

2000340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000340 is an abundant number, since it is smaller than the sum of its proper divisors (4067904).

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

2000340 is a wasteful number, since it uses less digits than its factorization.

2000340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11128 (or 11123 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 9.

The square root of 2000340 is about 1414.3337654175. Note that the first 3 decimals coincide. The cubic root of 2000340 is about 125.9992441376. Note that the first 3 decimals are identical.

Adding to 2000340 its reverse (430002), we get a palindrome (2430342).

The spelling of 2000340 in words is "two million, three hundred forty", and thus it is an aban number.