3868392 has 32 divisors (see below), whose sum is σ = 10550880. Its totient is φ = 1172160.

The previous prime is 3868357. The next prime is 3868399. The reversal of 3868392 is 2938683.

3868392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3868392.

It is not an unprimeable number, because it can be changed into a prime (3868399) 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, 7063 + ... + 7590.

It is an arithmetic number, because the mean of its divisors is an integer number (329715).

Almost surely, 2^3868392 is an apocalyptic number.

It is an amenable number.

3868392 is an abundant number, since it is smaller than the sum of its proper divisors (6682488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3868392 is a wasteful number, since it uses less digits than its factorization.

3868392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14673 (or 14669 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 3868392 is about 1966.8228186596. The cubic root of 3868392 is about 156.9796990533.

It can be divided in two parts, 386 and 8392, that added together give a palindrome (8778).

The spelling of 3868392 in words is "three million, eight hundred sixty-eight thousand, three hundred ninety-two".