3863918 has 8 divisors (see below), whose sum is σ = 5818080. Its totient is φ = 1924560.

The previous prime is 3863911. The next prime is 3863971. The reversal of 3863918 is 8193683.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3863911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3023 + ... + 4106.

It is an arithmetic number, because the mean of its divisors is an integer number (727260).

Almost surely, 2^3863918 is an apocalyptic number.

3863918 is a deficient number, since it is larger than the sum of its proper divisors (1954162).

3863918 is a wasteful number, since it uses less digits than its factorization.

3863918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7402.

The product of its digits is 31104, while the sum is 38.

The square root of 3863918 is about 1965.6851222920. The cubic root of 3863918 is about 156.9191572651.

The spelling of 3863918 in words is "three million, eight hundred sixty-three thousand, nine hundred eighteen".