4720217236 has 18 divisors (see below), whose sum is σ = 9609014058. Its totient is φ = 2022950160.

The previous prime is 4720217233. The next prime is 4720217237. The reversal of 4720217236 is 6327120274.

It can be written as a sum of positive squares in only one way, i.e., 4715568900 + 4648336 = 68670^2 + 2156^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4720217231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12041175 + ... + 12041566.

Almost surely, 2^4720217236 is an apocalyptic number.

It is an amenable number.

4720217236 is an abundant number, since it is smaller than the sum of its proper divisors (4888796822).

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

4720217236 is a wasteful number, since it uses less digits than its factorization.

4720217236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24082759 (or 24082750 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 4720217236 is about 68703.8371271940. The cubic root of 4720217236 is about 1677.4670394191.

The spelling of 4720217236 in words is "four billion, seven hundred twenty million, two hundred seventeen thousand, two hundred thirty-six".