3943284255 has 128 divisors (see below), whose sum is σ = 7451136000. Its totient is φ = 1976389632.

The previous prime is 3943284253. The next prime is 3943284269. The reversal of 3943284255 is 5524823493.

3943284255 is a `hidden beast` number, since 394 + 3 + 2 + 8 + 4 + 255 = 666.

It is not a de Polignac number, because 3943284255 - 2¹ = 3943284253 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3943284255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3943284253) 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 127 ways as a sum of consecutive naturals, for example, 26464921 + ... + 26465069.

It is an arithmetic number, because the mean of its divisors is an integer number (58212000).

Almost surely, 2^3943284255 is an apocalyptic number.

3943284255 is a deficient number, since it is larger than the sum of its proper divisors (3507851745).

3943284255 is a wasteful number, since it uses less digits than its factorization.

3943284255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 344 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 3943284255 is about 62795.5751227744. The cubic root of 3943284255 is about 1579.8627578009.

The spelling of 3943284255 in words is "three billion, nine hundred forty-three million, two hundred eighty-four thousand, two hundred fifty-five".