4006266 has 32 divisors (see below), whose sum is σ = 8842176. Its totient is φ = 1200000.

The previous prime is 4006259. The next prime is 4006273. The reversal of 4006266 is 6626004.

It is an interprime number because it is at equal distance from previous prime (4006259) and next prime (4006273).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6366 + ... + 6966.

It is an arithmetic number, because the mean of its divisors is an integer number (276318).

Almost surely, 2^4006266 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4006266, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4421088).

4006266 is an abundant number, since it is smaller than the sum of its proper divisors (4835910).

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

4006266 is a wasteful number, since it uses less digits than its factorization.

4006266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 4006266 is about 2001.5658869995. The cubic root of 4006266 is about 158.8229507443.

It can be divided in two parts, 400 and 6266, that added together give a palindrome (6666).

The spelling of 4006266 in words is "four million, six thousand, two hundred sixty-six".