4081347 has 10 divisors (see below), whose sum is σ = 6096948. Its totient is φ = 2720844.

The previous prime is 4081331. The next prime is 4081351. The reversal of 4081347 is 7431804.

It is not a de Polignac number, because 4081347 - 2⁴ = 4081331 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 4081347.

It is not an unprimeable number, because it can be changed into a prime (4081307) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 25113 + ... + 25274.

Almost surely, 2^4081347 is an apocalyptic number.

4081347 is a deficient number, since it is larger than the sum of its proper divisors (2015601).

4081347 is an equidigital number, since it uses as much as digits as its factorization.

4081347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50399 (or 50390 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 4081347 is about 2020.2343923416. The cubic root of 4081347 is about 159.8089777606.

The spelling of 4081347 in words is "four million, eighty-one thousand, three hundred forty-seven".