2303389 has 16 divisors (see below), whose sum is σ = 2695680. Its totient is φ = 1946160.

The previous prime is 2303387. The next prime is 2303407. The reversal of 2303389 is 9833032.

It is a happy number.

2303389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2303389 - 2¹ = 2303387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303387) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 21474 + ... + 21580.

It is an arithmetic number, because the mean of its divisors is an integer number (168480).

2^2303389 is an apocalyptic number.

It is an amenable number.

2303389 is a deficient number, since it is larger than the sum of its proper divisors (392291).

2303389 is a wasteful number, since it uses less digits than its factorization.

2303389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 2303389 is about 1517.6919977387. The cubic root of 2303389 is about 132.0654137063.

The spelling of 2303389 in words is "two million, three hundred three thousand, three hundred eighty-nine".