3928892886 has 24 divisors (see below), whose sum is σ = 8710570440. Its totient is φ = 1279174176.

The previous prime is 3928892881. The next prime is 3928892887. The reversal of 3928892886 is 6882988293.

3928892886 is a `hidden beast` number, since 392 + 88 + 92 + 8 + 86 = 666.

It is a super-2 number, since 2×3928892886² = 30872398619322817992, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3928892881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2537271 + ... + 2538818.

It is an arithmetic number, because the mean of its divisors is an integer number (362940435).

Almost surely, 2^3928892886 is an apocalyptic number.

3928892886 is an abundant number, since it is smaller than the sum of its proper divisors (4781677554).

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

3928892886 is a wasteful number, since it uses less digits than its factorization.

3928892886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5076140 (or 5076137 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 63.

The square root of 3928892886 is about 62680.8813435165. The cubic root of 3928892886 is about 1577.9384647365.

The spelling of 3928892886 in words is "three billion, nine hundred twenty-eight million, eight hundred ninety-two thousand, eight hundred eighty-six".