2427720000 has 140 divisors (see below), whose sum is σ = 8027005536. Its totient is φ = 647360000.

The previous prime is 2427719993. The next prime is 2427720077. The reversal of 2427720000 is 277242.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 109885 + ... + 130115.

Almost surely, 2^2427720000 is an apocalyptic number.

2427720000 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 2427720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4013502768).

2427720000 is an abundant number, since it is smaller than the sum of its proper divisors (5599285536).

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

2427720000 is an equidigital number, since it uses as much as digits as its factorization.

2427720000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20266 (or 20241 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 24.

The square root of 2427720000 is about 49271.8986847473. The cubic root of 2427720000 is about 1344.0008149088. Note that the first 3 decimals are identical.

Adding to 2427720000 its reverse (277242), we get a palindrome (2427997242).

The spelling of 2427720000 in words is "two billion, four hundred twenty-seven million, seven hundred twenty thousand".