816252006 has 16 divisors (see below), whose sum is σ = 1633057200. Its totient is φ = 271991808.

The previous prime is 816252001. The next prime is 816252011. The reversal of 816252006 is 600252618.

It is an interprime number because it is at equal distance from previous prime (816252001) and next prime (816252011).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816252001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2451 + ... + 40478.

It is an arithmetic number, because the mean of its divisors is an integer number (102066075).

Almost surely, 2^816252006 is an apocalyptic number.

816252006 is an abundant number, since it is smaller than the sum of its proper divisors (816805194).

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

816252006 is a wasteful number, since it uses less digits than its factorization.

816252006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46103.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 816252006 is about 28570.1243609474. The cubic root of 816252006 is about 934.5619330634.

The spelling of 816252006 in words is "eight hundred sixteen million, two hundred fifty-two thousand, six".