2303340 has 48 divisors (see below), whose sum is σ = 6947808. Its totient is φ = 566784.

The previous prime is 2303321. The next prime is 2303359. The reversal of 2303340 is 433032.

It is an interprime number because it is at equal distance from previous prime (2303321) and next prime (2303359).

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 697 + ... + 2256.

It is an arithmetic number, because the mean of its divisors is an integer number (144746).

2^2303340 is an apocalyptic number.

2303340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2303340 is an abundant number, since it is smaller than the sum of its proper divisors (4644468).

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

2303340 is a wasteful number, since it uses less digits than its factorization.

2303340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2978 (or 2976 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 2303340 is about 1517.6758547200. The cubic root of 2303340 is about 132.0644772237.

Adding to 2303340 its reverse (433032), we get a palindrome (2736372).

It can be divided in two parts, 230 and 3340, that added together give a triangular number (3570 = T₈₄).

The spelling of 2303340 in words is "two million, three hundred three thousand, three hundred forty".