3919656484 has 6 divisors (see below), whose sum is σ = 6859398854. Its totient is φ = 1959828240.

The previous prime is 3919656479. The next prime is 3919656551. The reversal of 3919656484 is 4846569193.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2541168100 + 1378488384 = 50410^2 + 37128^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489957057 + ... + 489957064.

Almost surely, 2^3919656484 is an apocalyptic number.

It is an amenable number.

3919656484 is a deficient number, since it is larger than the sum of its proper divisors (2939742370).

3919656484 is a wasteful number, since it uses less digits than its factorization.

3919656484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979914125 (or 979914123 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 55.

The square root of 3919656484 is about 62607.1600058651. The cubic root of 3919656484 is about 1576.7009736367.

The spelling of 3919656484 in words is "three billion, nine hundred nineteen million, six hundred fifty-six thousand, four hundred eighty-four".