4017946 has 4 divisors (see below), whose sum is σ = 6026922. Its totient is φ = 2008972.

The previous prime is 4017931. The next prime is 4017977. The reversal of 4017946 is 6497104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3651921 + 366025 = 1911^2 + 605^2 .

It is a super-2 number, since 2×4017946² = 32287780117832, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004485 + ... + 1004488.

Almost surely, 2^4017946 is an apocalyptic number.

4017946 is a deficient number, since it is larger than the sum of its proper divisors (2008976).

4017946 is a wasteful number, since it uses less digits than its factorization.

4017946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008975.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 4017946 is about 2004.4814790863. The cubic root of 4017946 is about 158.9771468809.

The spelling of 4017946 in words is "four million, seventeen thousand, nine hundred forty-six".