3954984813 has 60 divisors (see below), whose sum is σ = 6547242240. Its totient is φ = 2376882144.

The previous prime is 3954984809. The next prime is 3954984829. The reversal of 3954984813 is 3184894593.

3954984813 is a `hidden beast` number, since 3 + 9 + 549 + 84 + 8 + 13 = 666.

It is not a de Polignac number, because 3954984813 - 2² = 3954984809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3954984813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3954984853) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 585268 + ... + 591986.

It is an arithmetic number, because the mean of its divisors is an integer number (109120704).

Almost surely, 2^3954984813 is an apocalyptic number.

It is an amenable number.

3954984813 is a deficient number, since it is larger than the sum of its proper divisors (2592257427).

3954984813 is a wasteful number, since it uses less digits than its factorization.

3954984813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6800 (or 6778 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 3954984813 is about 62888.6699891165. The cubic root of 3954984813 is about 1581.4238104223.

The spelling of 3954984813 in words is "three billion, nine hundred fifty-four million, nine hundred eighty-four thousand, eight hundred thirteen".