4013966 has 8 divisors (see below), whose sum is σ = 6568344. Its totient is φ = 1824520.

The previous prime is 4013953. The next prime is 4013981. The reversal of 4013966 is 6693104.

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

It is a super-2 number, since 2×4013966² = 32223846098312, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91205 + ... + 91248.

It is an arithmetic number, because the mean of its divisors is an integer number (821043).

Almost surely, 2^4013966 is an apocalyptic number.

4013966 is a deficient number, since it is larger than the sum of its proper divisors (2554378).

4013966 is a wasteful number, since it uses less digits than its factorization.

4013966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182466.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 4013966 is about 2003.4884576658. The cubic root of 4013966 is about 158.9246376239.

The spelling of 4013966 in words is "four million, thirteen thousand, nine hundred sixty-six".