4006533 has 16 divisors (see below), whose sum is σ = 5605376. Its totient is φ = 2542320.

The previous prime is 4006529. The next prime is 4006537. The reversal of 4006533 is 3356004.

It is an interprime number because it is at equal distance from previous prime (4006529) and next prime (4006537).

It is not a de Polignac number, because 4006533 - 2² = 4006529 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4006537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5910 + ... + 6552.

It is an arithmetic number, because the mean of its divisors is an integer number (350336).

Almost surely, 2^4006533 is an apocalyptic number.

It is an amenable number.

4006533 is a deficient number, since it is larger than the sum of its proper divisors (1598843).

4006533 is a wasteful number, since it uses less digits than its factorization.

4006533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 4006533 is about 2001.6325836676. The cubic root of 4006533 is about 158.8264789495.

The spelling of 4006533 in words is "four million, six thousand, five hundred thirty-three".