4024987866 has 12 divisors (see below), whose sum is σ = 8720807082. Its totient is φ = 1341662616.

The previous prime is 4024987843. The next prime is 4024987871. The reversal of 4024987866 is 6687894204.

It can be written as a sum of positive squares in only one way, i.e., 3869462025 + 155525841 = 62205^2 + 12471^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111805201 + ... + 111805236.

Almost surely, 2^4024987866 is an apocalyptic number.

4024987866 is an abundant number, since it is smaller than the sum of its proper divisors (4695819216).

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

4024987866 is a wasteful number, since it uses less digits than its factorization.

4024987866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223610445 (or 223610442 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The square root of 4024987866 is about 63442.7920728588. The cubic root of 4024987866 is about 1590.6996730799.

The spelling of 4024987866 in words is "four billion, twenty-four million, nine hundred eighty-seven thousand, eight hundred sixty-six".