2040306 has 32 divisors (see below), whose sum is σ = 4390848. Its totient is φ = 629760.

The previous prime is 2040293. The next prime is 2040319. The reversal of 2040306 is 6030402.

It is an interprime number because it is at equal distance from previous prime (2040293) and next prime (2040319).

2040306 is a modest number, since divided by 306 gives 204 as remainder.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8346 + ... + 8586.

It is an arithmetic number, because the mean of its divisors is an integer number (137214).

2^2040306 is an apocalyptic number.

2040306 is an abundant number, since it is smaller than the sum of its proper divisors (2350542).

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

2040306 is a wasteful number, since it uses less digits than its factorization.

2040306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2040306 is about 1428.3928031182. The cubic root of 2040306 is about 126.8328551164.

Adding to 2040306 its reverse (6030402), we get a palindrome (8070708).

It can be divided in two parts, 2040 and 306, that added together give a triangular number (2346 = T₆₈).

The spelling of 2040306 in words is "two million, forty thousand, three hundred six".