3861628401 has 8 divisors (see below), whose sum is σ = 5372700480. Its totient is φ = 2462487632.

The previous prime is 3861628391. The next prime is 3861628403. The reversal of 3861628401 is 1048261683.

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 3861628401 - 2¹⁰ = 3861627377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3861628401.

It is not an unprimeable number, because it can be changed into a prime (3861628403) 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, 27982746 + ... + 27982883.

It is an arithmetic number, because the mean of its divisors is an integer number (671587560).

Almost surely, 2^3861628401 is an apocalyptic number.

It is an amenable number.

3861628401 is a deficient number, since it is larger than the sum of its proper divisors (1511072079).

3861628401 is a wasteful number, since it uses less digits than its factorization.

3861628401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55965655.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 3861628401 is about 62142.0019069228. The cubic root of 3861628401 is about 1568.8815652667.

The spelling of 3861628401 in words is "three billion, eight hundred sixty-one million, six hundred twenty-eight thousand, four hundred one".