3937894 has 8 divisors (see below), whose sum is σ = 5973480. Its totient is φ = 1946736.

The previous prime is 3937877. The next prime is 3937903. The reversal of 3937894 is 4987393.

3937894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 3937894.

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 3 ways as a sum of consecutive naturals, for example, 10884 + ... + 11239.

It is an arithmetic number, because the mean of its divisors is an integer number (746685).

Almost surely, 2^3937894 is an apocalyptic number.

3937894 is a deficient number, since it is larger than the sum of its proper divisors (2035586).

3937894 is a wasteful number, since it uses less digits than its factorization.

3937894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22214.

The product of its digits is 163296, while the sum is 43.

The square root of 3937894 is about 1984.4127594833. The cubic root of 3937894 is about 157.9142567407.

The spelling of 3937894 in words is "three million, nine hundred thirty-seven thousand, eight hundred ninety-four".