2446886820 has 96 divisors (see below), whose sum is σ = 7867431936. Its totient is φ = 556617600.

The previous prime is 2446886779. The next prime is 2446886831. The reversal of 2446886820 is 286886442.

It is a self number, because there is not a number n which added to its sum of digits gives 2446886820.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74815 + ... + 102425.

It is an arithmetic number, because the mean of its divisors is an integer number (81952416).

Almost surely, 2^2446886820 is an apocalyptic number.

2446886820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2446886820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3933715968).

2446886820 is an abundant number, since it is smaller than the sum of its proper divisors (5420545116).

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

2446886820 is a wasteful number, since it uses less digits than its factorization.

2446886820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27841 (or 27839 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 48.

The square root of 2446886820 is about 49466.0168196308. The cubic root of 2446886820 is about 1347.5285041638.

The spelling of 2446886820 in words is "two billion, four hundred forty-six million, eight hundred eighty-six thousand, eight hundred twenty".