3981094 has 16 divisors (see below), whose sum is σ = 6810048. Its totient is φ = 1729152.

The previous prime is 3981071. The next prime is 3981097. The reversal of 3981094 is 4901893.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3981097) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4062 + ... + 4945.

It is an arithmetic number, because the mean of its divisors is an integer number (425628).

Almost surely, 2^3981094 is an apocalyptic number.

3981094 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3981094 is a deficient number, since it is larger than the sum of its proper divisors (2828954).

3981094 is a wasteful number, since it uses less digits than its factorization.

3981094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9039.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 3981094 is about 1995.2679018117. The cubic root of 3981094 is about 158.4896150984.

The spelling of 3981094 in words is "three million, nine hundred eighty-one thousand, ninety-four".