3866040982 has 16 divisors (see below), whose sum is σ = 6034966560. Its totient is φ = 1855184128.

The previous prime is 3866040931. The next prime is 3866040991. The reversal of 3866040982 is 2890406683.

It is a happy number.

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, 189883 + ... + 209254.

It is an arithmetic number, because the mean of its divisors is an integer number (377185410).

Almost surely, 2^3866040982 is an apocalyptic number.

3866040982 is a deficient number, since it is larger than the sum of its proper divisors (2168925578).

3866040982 is a wasteful number, since it uses less digits than its factorization.

3866040982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399335.

The product of its (nonzero) digits is 497664, while the sum is 46.

The square root of 3866040982 is about 62177.4957842466. The cubic root of 3866040982 is about 1569.4789110062.

The spelling of 3866040982 in words is "three billion, eight hundred sixty-six million, forty thousand, nine hundred eighty-two".