4081706 has 8 divisors (see below), whose sum is σ = 6164100. Its totient is φ = 2027008.

The previous prime is 4081703. The next prime is 4081711. The reversal of 4081706 is 6071804.

It can be written as a sum of positive squares in 2 ways, for example, as 3031081 + 1050625 = 1741^2 + 1025^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4081703) 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, 6551 + ... + 7146.

Almost surely, 2^4081706 is an apocalyptic number.

4081706 is a deficient number, since it is larger than the sum of its proper divisors (2082394).

4081706 is a wasteful number, since it uses less digits than its factorization.

4081706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13848.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 4081706 is about 2020.3232414641. The cubic root of 4081706 is about 159.8136632840.

The spelling of 4081706 in words is "four million, eighty-one thousand, seven hundred six".