3936894 has 32 divisors (see below), whose sum is σ = 8981280. Its totient is φ = 1139712.

The previous prime is 3936883. The next prime is 3936899. The reversal of 3936894 is 4986393.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3936899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159 + ... + 2810.

It is an arithmetic number, because the mean of its divisors is an integer number (280665).

Almost surely, 2^3936894 is an apocalyptic number.

3936894 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3936894, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4490640).

3936894 is an abundant number, since it is smaller than the sum of its proper divisors (5044386).

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

3936894 is a wasteful number, since it uses less digits than its factorization.

3936894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3004.

The product of its digits is 139968, while the sum is 42.

The square root of 3936894 is about 1984.1607797757. The cubic root of 3936894 is about 157.9008885439.

The spelling of 3936894 in words is "three million, nine hundred thirty-six thousand, eight hundred ninety-four".