4720217237 has 2 divisors, whose sum is σ = 4720217238. Its totient is φ = 4720217236.

The previous prime is 4720217233. The next prime is 4720217309. The reversal of 4720217237 is 7327120274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4705822801 + 14394436 = 68599^2 + 3794^2 .

It is a cyclic number.

It is not a de Polignac number, because 4720217237 - 2² = 4720217233 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4720217197 and 4720217206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4720217231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2360108618 + 2360108619.

It is an arithmetic number, because the mean of its divisors is an integer number (2360108619).

Almost surely, 2^4720217237 is an apocalyptic number.

It is an amenable number.

4720217237 is a deficient number, since it is larger than the sum of its proper divisors (1).

4720217237 is an equidigital number, since it uses as much as digits as its factorization.

4720217237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 4720217237 is about 68703.8371344716. The cubic root of 4720217237 is about 1677.4670395375.

The spelling of 4720217237 in words is "four billion, seven hundred twenty million, two hundred seventeen thousand, two hundred thirty-seven".