3954708381 has 32 divisors (see below), whose sum is σ = 5764525312. Its totient is φ = 2397081600.

The previous prime is 3954708379. The next prime is 3954708391. The reversal of 3954708381 is 1838074593.

It is not a de Polignac number, because 3954708381 - 2¹ = 3954708379 is a prime.

It is a super-2 number, since 2×3954708381² = 31279436757503282322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3954708381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3954708311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 772731 + ... + 777831.

It is an arithmetic number, because the mean of its divisors is an integer number (180141416).

Almost surely, 2^3954708381 is an apocalyptic number.

It is an amenable number.

3954708381 is a deficient number, since it is larger than the sum of its proper divisors (1809816931).

3954708381 is a wasteful number, since it uses less digits than its factorization.

3954708381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5413.

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 3954708381 is about 62886.4721621431. The cubic root of 3954708381 is about 1581.3869652465.

The spelling of 3954708381 in words is "three billion, nine hundred fifty-four million, seven hundred eight thousand, three hundred eighty-one".