4242660008 has 8 divisors (see below), whose sum is σ = 7954987530. Its totient is φ = 2121330000.

The previous prime is 4242660001. The next prime is 4242660013. The reversal of 4242660008 is 8000662424.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3961695364 + 280964644 = 62942^2 + 16762^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4242660001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265166243 + ... + 265166258.

Almost surely, 2^4242660008 is an apocalyptic number.

It is an amenable number.

4242660008 is a deficient number, since it is larger than the sum of its proper divisors (3712327522).

4242660008 is a wasteful number, since it uses less digits than its factorization.

4242660008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530332507 (or 530332503 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 4242660008 is about 65135.7045559500. The cubic root of 4242660008 is about 1618.8728642888.

The spelling of 4242660008 in words is "four billion, two hundred forty-two million, six hundred sixty thousand, eight".