3858403747 has 16 divisors (see below), whose sum is σ = 4376715264. Its totient is φ = 3369672000.

The previous prime is 3858403741. The next prime is 3858403751. The reversal of 3858403747 is 7473048583.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3858403747 - 2¹⁵ = 3858370979 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3858403747.

It is not an unprimeable number, because it can be changed into a prime (3858403741) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5422 + ... + 88012.

It is an arithmetic number, because the mean of its divisors is an integer number (273544704).

Almost surely, 2^3858403747 is an apocalyptic number.

3858403747 is a deficient number, since it is larger than the sum of its proper divisors (518311517).

3858403747 is a wasteful number, since it uses less digits than its factorization.

3858403747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82770.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The square root of 3858403747 is about 62116.0506391062. The cubic root of 3858403747 is about 1568.4447453085. Note that the first 3 decimals are identical.

The spelling of 3858403747 in words is "three billion, eight hundred fifty-eight million, four hundred three thousand, seven hundred forty-seven".