3928740558 has 16 divisors (see below), whose sum is σ = 7877080656. Its totient is φ = 1306313600.

The previous prime is 3928740539. The next prime is 3928740587. The reversal of 3928740558 is 8550478293.

It is a super-3 number, since 3×3928740558³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3928740558.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 814041 + ... + 818852.

It is an arithmetic number, because the mean of its divisors is an integer number (492317541).

Almost surely, 2^3928740558 is an apocalyptic number.

3928740558 is an abundant number, since it is smaller than the sum of its proper divisors (3948340098).

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

3928740558 is a wasteful number, since it uses less digits than its factorization.

3928740558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1633299.

The product of its (nonzero) digits is 2419200, while the sum is 51.

The square root of 3928740558 is about 62679.6662243825. Note that the first 3 decimals coincide. The cubic root of 3928740558 is about 1577.9180716025.

The spelling of 3928740558 in words is "three billion, nine hundred twenty-eight million, seven hundred forty thousand, five hundred fifty-eight".