3768388 has 12 divisors (see below), whose sum is σ = 7102060. Its totient is φ = 1739232.

The previous prime is 3768377. The next prime is 3768409. The reversal of 3768388 is 8838673.

3768388 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 412164 + 3356224 = 642^2 + 1832^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36183 + ... + 36286.

Almost surely, 2^3768388 is an apocalyptic number.

It is an amenable number.

3768388 is a deficient number, since it is larger than the sum of its proper divisors (3333672).

3768388 is a wasteful number, since it uses less digits than its factorization.

3768388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72486 (or 72484 counting only the distinct ones).

The product of its digits is 193536, while the sum is 43.

The square root of 3768388 is about 1941.2336283920. The cubic root of 3768388 is about 155.6151482180.

The spelling of 3768388 in words is "three million, seven hundred sixty-eight thousand, three hundred eighty-eight".