3942249676 has 12 divisors (see below), whose sum is σ = 7136831520. Its totient is φ = 1903154960.

The previous prime is 3942249673. The next prime is 3942249677. The reversal of 3942249676 is 6769422493.

It is not an unprimeable number, because it can be changed into a prime (3942249673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16992340 + ... + 16992571.

It is an arithmetic number, because the mean of its divisors is an integer number (594735960).

Almost surely, 2^3942249676 is an apocalyptic number.

It is an amenable number.

3942249676 is a deficient number, since it is larger than the sum of its proper divisors (3194581844).

3942249676 is a wasteful number, since it uses less digits than its factorization.

3942249676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33984944 (or 33984942 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 52.

The square root of 3942249676 is about 62787.3369080104. The cubic root of 3942249676 is about 1579.7245789216.

It can be divided in two parts, 39422 and 49676, that added together give a palindrome (89098).

The spelling of 3942249676 in words is "three billion, nine hundred forty-two million, two hundred forty-nine thousand, six hundred seventy-six".