3683478905 has 8 divisors (see below), whose sum is σ = 4422053184. Its totient is φ = 2945530800.

The previous prime is 3683478901. The next prime is 3683478907. The reversal of 3683478905 is 5098743863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3683478905 - 2² = 3683478901 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3683478901) 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, 143501 + ... + 167210.

It is an arithmetic number, because the mean of its divisors is an integer number (552756648).

Almost surely, 2^3683478905 is an apocalyptic number.

It is an amenable number.

3683478905 is a deficient number, since it is larger than the sum of its proper divisors (738574279).

3683478905 is a wasteful number, since it uses less digits than its factorization.

3683478905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313087.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The square root of 3683478905 is about 60691.6708041557. The cubic root of 3683478905 is about 1544.3748800288.

The spelling of 3683478905 in words is "three billion, six hundred eighty-three million, four hundred seventy-eight thousand, nine hundred five".