3920407744 has 42 divisors (see below), whose sum is σ = 8551102532. Its totient is φ = 1782000000.

The previous prime is 3920407727. The next prime is 3920407747. The reversal of 3920407744 is 4477040293.

It is a junction number, because it is equal to n+sod(n) for n = 3920407697 and 3920407706.

It is not an unprimeable number, because it can be changed into a prime (3920407747) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 245382 + ... + 260869.

Almost surely, 2^3920407744 is an apocalyptic number.

It is an amenable number.

3920407744 is an abundant number, since it is smaller than the sum of its proper divisors (4630694788).

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

3920407744 is a wasteful number, since it uses less digits than its factorization.

3920407744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506285 (or 506264 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 3920407744 is about 62613.1595113998. The cubic root of 3920407744 is about 1576.8016998704.

The spelling of 3920407744 in words is "three billion, nine hundred twenty million, four hundred seven thousand, seven hundred forty-four".