3936228387 has 32 divisors (see below), whose sum is σ = 6634048512. Its totient is φ = 2020132224.

The previous prime is 3936228353. The next prime is 3936228389. The reversal of 3936228387 is 7838226393.

It is a happy number.

It is not a de Polignac number, because 3936228387 - 2¹⁶ = 3936162851 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3936228389) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184743 + ... + 204944.

It is an arithmetic number, because the mean of its divisors is an integer number (207314016).

Almost surely, 2^3936228387 is an apocalyptic number.

3936228387 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3936228387 is a deficient number, since it is larger than the sum of its proper divisors (2697820125).

3936228387 is a wasteful number, since it uses less digits than its factorization.

3936228387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389747.

The product of its digits is 2612736, while the sum is 51.

The square root of 3936228387 is about 62739.3687169388. The cubic root of 3936228387 is about 1578.9198924348.

The spelling of 3936228387 in words is "three billion, nine hundred thirty-six million, two hundred twenty-eight thousand, three hundred eighty-seven".