3976939930 has 8 divisors (see below), whose sum is σ = 7158491892. Its totient is φ = 1590775968.

The previous prime is 3976939909. The next prime is 3976939963. The reversal of 3976939930 is 399396793.

3976939930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3841892289 + 135047641 = 61983^2 + 11621^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 198846987 + ... + 198847006.

Almost surely, 2^3976939930 is an apocalyptic number.

3976939930 is a deficient number, since it is larger than the sum of its proper divisors (3181551962).

3976939930 is a wasteful number, since it uses less digits than its factorization.

3976939930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397694000.

The product of its (nonzero) digits is 7440174, while the sum is 58.

The square root of 3976939930 is about 63062.9838336246. The cubic root of 3976939930 is about 1584.3447061784.

The spelling of 3976939930 in words is "three billion, nine hundred seventy-six million, nine hundred thirty-nine thousand, nine hundred thirty".