4006288 has 80 divisors (see below), whose sum is σ = 9749376. Its totient is φ = 1566720.

The previous prime is 4006273. The next prime is 4006307. The reversal of 4006288 is 8826004.

It is a congruent number.

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, 38845 + ... + 38947.

Almost surely, 2^4006288 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 4006288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4874688).

4006288 is an abundant number, since it is smaller than the sum of its proper divisors (5743088).

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

4006288 is a wasteful number, since it uses less digits than its factorization.

4006288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 4006288 is about 2001.5713826891. The cubic root of 4006288 is about 158.8232414637.

The spelling of 4006288 in words is "four million, six thousand, two hundred eighty-eight".