2303380 has 36 divisors (see below), whose sum is σ = 5050332. Its totient is φ = 881920.

The previous prime is 2303377. The next prime is 2303387. The reversal of 2303380 is 833032.

It can be written as a sum of positive squares in 6 ways, for example, as 35344 + 2268036 = 188^2 + 1506^2 .

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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43434 + ... + 43486.

It is an arithmetic number, because the mean of its divisors is an integer number (140287).

2^2303380 is an apocalyptic number.

2303380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2303380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2525166).

2303380 is an abundant number, since it is smaller than the sum of its proper divisors (2746952).

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

2303380 is a wasteful number, since it uses less digits than its factorization.

2303380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2303380 is about 1517.6890327073. The cubic root of 2303380 is about 132.0652417003.

The spelling of 2303380 in words is "two million, three hundred three thousand, three hundred eighty".