3842740866 has 16 divisors (see below), whose sum is σ = 7714707264. Its totient is φ = 1276042704.

The previous prime is 3842740829. The next prime is 3842740871. The reversal of 3842740866 is 6680472483.

It is a super-3 number, since 3×3842740866³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1216021 + ... + 1219176.

It is an arithmetic number, because the mean of its divisors is an integer number (482169204).

Almost surely, 2^3842740866 is an apocalyptic number.

3842740866 is an abundant number, since it is smaller than the sum of its proper divisors (3871966398).

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

3842740866 is a wasteful number, since it uses less digits than its factorization.

3842740866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2435465.

The product of its (nonzero) digits is 1548288, while the sum is 48.

The square root of 3842740866 is about 61989.8448618804. The cubic root of 3842740866 is about 1566.3195417344.

The spelling of 3842740866 in words is "three billion, eight hundred forty-two million, seven hundred forty thousand, eight hundred sixty-six".