3967869584 has 40 divisors (see below), whose sum is σ = 8876598528. Its totient is φ = 1682979840.

The previous prime is 3967869571. The next prime is 3967869589. The reversal of 3967869584 is 4859687693.

It is a super-4 number, since 4×3967869584⁴ (a number of 39 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3967869584.

It is not an unprimeable number, because it can be changed into a prime (3967869589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171752 + ... + 193479.

Almost surely, 2^3967869584 is an apocalyptic number.

It is an amenable number.

3967869584 is an abundant number, since it is smaller than the sum of its proper divisors (4908728944).

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

3967869584 is a wasteful number, since it uses less digits than its factorization.

3967869584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 365343 (or 365337 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 65.

The square root of 3967869584 is about 62991.0278055534. The cubic root of 3967869584 is about 1583.1392991797.

The spelling of 3967869584 in words is "three billion, nine hundred sixty-seven million, eight hundred sixty-nine thousand, five hundred eighty-four".