2002257846 has 48 divisors (see below), whose sum is σ = 4608286800. Its totient is φ = 644390208.

The previous prime is 2002257833. The next prime is 2002257863. The reversal of 2002257846 is 6487522002.

2002257846 is a `hidden beast` number, since 20 + 0 + 22 + 578 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2002257846.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23370 + ... + 67458.

It is an arithmetic number, because the mean of its divisors is an integer number (96005975).

Almost surely, 2^2002257846 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2002257846, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2304143400).

2002257846 is an abundant number, since it is smaller than the sum of its proper divisors (2606028954).

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

2002257846 is a wasteful number, since it uses less digits than its factorization.

2002257846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44158 (or 44123 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 2002257846 is about 44746.5959152202. The cubic root of 2002257846 is about 1260.3949895429.

Adding to 2002257846 its reverse (6487522002), we get a palindrome (8489779848).

The spelling of 2002257846 in words is "two billion, two million, two hundred fifty-seven thousand, eight hundred forty-six".