3788646401 has 8 divisors (see below), whose sum is σ = 4012175880. Its totient is φ = 3565191168.

The previous prime is 3788646383. The next prime is 3788646427. The reversal of 3788646401 is 1046468873.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 945624001 + 2843022400 = 30751^2 + 53320^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3788646401 - 2²² = 3784452097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3788606401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113345 + ... + 142913.

It is an arithmetic number, because the mean of its divisors is an integer number (501521985).

Almost surely, 2^3788646401 is an apocalyptic number.

It is an amenable number.

3788646401 is a deficient number, since it is larger than the sum of its proper divisors (223529479).

3788646401 is a wasteful number, since it uses less digits than its factorization.

3788646401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37123.

The product of its (nonzero) digits is 774144, while the sum is 47.

The square root of 3788646401 is about 61551.9812922379. The cubic root of 3788646401 is about 1558.9350611775.

The spelling of 3788646401 in words is "three billion, seven hundred eighty-eight million, six hundred forty-six thousand, four hundred one".