8727747426 has 12 divisors (see below), whose sum is σ = 18910119462. Its totient is φ = 2909249136.

The previous prime is 8727747421. The next prime is 8727747437. The reversal of 8727747426 is 6247477278.

8727747426 is a `hidden beast` number, since 87 + 2 + 77 + 474 + 26 = 666.

It can be written as a sum of positive squares in only one way, i.e., 7952180625 + 775566801 = 89175^2 + 27849^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8727747421) 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, 242437411 + ... + 242437446.

Almost surely, 2^8727747426 is an apocalyptic number.

8727747426 is an abundant number, since it is smaller than the sum of its proper divisors (10182372036).

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

8727747426 is a wasteful number, since it uses less digits than its factorization.

8727747426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484874865 (or 484874862 counting only the distinct ones).

The product of its digits is 7375872, while the sum is 54.

The square root of 8727747426 is about 93422.4139379839. The cubic root of 8727747426 is about 2058.8943249595.

The spelling of 8727747426 in words is "eight billion, seven hundred twenty-seven million, seven hundred forty-seven thousand, four hundred twenty-six".