4247720000 has 140 divisors (see below), whose sum is σ = 10645542336. Its totient is φ = 1680960000.

The previous prime is 4247719997. The next prime is 4247720003. The reversal of 4247720000 is 277424.

It is an interprime number because it is at equal distance from previous prime (4247719997) and next prime (4247720003).

It is not an unprimeable number, because it can be changed into a prime (4247720003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4119485 + ... + 4120515.

Almost surely, 2^4247720000 is an apocalyptic number.

4247720000 is a gapful number since it is divisible by the number (40) 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 4247720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5322771168).

4247720000 is an abundant number, since it is smaller than the sum of its proper divisors (6397822336).

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

4247720000 is a wasteful number, since it uses less digits than its factorization.

4247720000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1166 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 4247720000 is about 65174.5349043628. The cubic root of 4247720000 is about 1619.5161894173.

Adding to 4247720000 its reverse (277424), we get a palindrome (4247997424).

The spelling of 4247720000 in words is "four billion, two hundred forty-seven million, seven hundred twenty thousand".