3818738 has 32 divisors (see below), whose sum is σ = 7233408. Its totient is φ = 1468800.

The previous prime is 3818729. The next prime is 3818741. The reversal of 3818738 is 8378183.

3818738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 21008 + ... + 21188.

It is an arithmetic number, because the mean of its divisors is an integer number (226044).

Almost surely, 2^3818738 is an apocalyptic number.

3818738 is a deficient number, since it is larger than the sum of its proper divisors (3414670).

3818738 is a wasteful number, since it uses less digits than its factorization.

3818738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338.

The product of its digits is 32256, while the sum is 38.

The square root of 3818738 is about 1954.1591542144. The cubic root of 3818738 is about 156.3051500253.

It can be divided in two parts, 381 and 8738, that added together give a palindrome (9119).

The spelling of 3818738 in words is "three million, eight hundred eighteen thousand, seven hundred thirty-eight".