2303400 has 96 divisors (see below), whose sum is σ = 7812000. Its totient is φ = 556800.

The previous prime is 2303387. The next prime is 2303407. The reversal of 2303400 is 43032.

2303400 = T₁₅ + T₁₆ + ... + T₂₃₉.

2303400 = 15² + 16² + ... + 190².

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2303407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6426 + ... + 6774.

It is an arithmetic number, because the mean of its divisors is an integer number (81375).

2^2303400 is an apocalyptic number.

2303400 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 2303400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3906000).

2303400 is an abundant number, since it is smaller than the sum of its proper divisors (5508600).

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

2303400 is a wasteful number, since it uses less digits than its factorization.

2303400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 2303400 is about 1517.6956216580. The cubic root of 2303400 is about 132.0656239352.

Adding to 2303400 its reverse (43032), we get a palindrome (2346432).

The spelling of 2303400 in words is "two million, three hundred three thousand, four hundred".