4016646 has 36 divisors (see below), whose sum is σ = 8999172. Its totient is φ = 1294704.

The previous prime is 4016611. The next prime is 4016671. The reversal of 4016646 is 6466104.

4016646 is a `hidden beast` number, since 4 + 0 + 16 + 646 = 666.

It is a super-2 number, since 2×4016646² = 32266890178632, 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 17 ways as a sum of consecutive naturals, for example, 24561 + ... + 24723.

It is an arithmetic number, because the mean of its divisors is an integer number (249977).

Almost surely, 2^4016646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4016646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4499586).

4016646 is an abundant number, since it is smaller than the sum of its proper divisors (4982526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4016646 is a wasteful number, since it uses less digits than its factorization.

4016646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245 (or 205 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 4016646 is about 2004.1571794647. The cubic root of 4016646 is about 158.9599994310.

The spelling of 4016646 in words is "four million, sixteen thousand, six hundred forty-six".