4006236 has 48 divisors (see below), whose sum is σ = 10256288. Its totient is φ = 1209600.

The previous prime is 4006231. The next prime is 4006241. The reversal of 4006236 is 6326004.

4006236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4006231) and next prime (4006241).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9306 + ... + 9726.

Almost surely, 2^4006236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4006236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5128144).

4006236 is an abundant number, since it is smaller than the sum of its proper divisors (6250052).

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

4006236 is a wasteful number, since it uses less digits than its factorization.

4006236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502 (or 500 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 4006236 is about 2001.5583928529. The cubic root of 4006236 is about 158.8225543069.

The spelling of 4006236 in words is "four million, six thousand, two hundred thirty-six".