2303640000 has 490 divisors, whose sum is σ = 8672911280. Its totient is φ = 606528000.

The previous prime is 2303639993. The next prime is 2303640013. The reversal of 2303640000 is 463032.

2303640000 is a `hidden beast` number, since 23 + 0 + 3 + 640 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 69 ways as a sum of consecutive naturals, for example, 29159961 + ... + 29160039.

Almost surely, 2^2303640000 is an apocalyptic number.

2303640000 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 2303640000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4336455640).

2303640000 is an abundant number, since it is smaller than the sum of its proper divisors (6369271280).

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

2303640000 is an frugal number, since it uses more digits than its factorization.

2303640000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2303640000 is about 47996.2498535042. The cubic root of 2303640000 is about 1320.7021058237.

It can be divided in two parts, 23036 and 40000, that added together give a palindrome (63036).

The spelling of 2303640000 in words is "two billion, three hundred three million, six hundred forty thousand".