2215005696 has 160 divisors (see below), whose sum is σ = 6603505920. Its totient is φ = 733059072.

The previous prime is 2215005679. The next prime is 2215005719. The reversal of 2215005696 is 6965005122.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2215005696.

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, 2252821 + ... + 2253803.

It is an arithmetic number, because the mean of its divisors is an integer number (41271912).

Almost surely, 2^2215005696 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 2215005696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3301752960).

2215005696 is an abundant number, since it is smaller than the sum of its proper divisors (4388500224).

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

2215005696 is an equidigital number, since it uses as much as digits as its factorization.

2215005696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173 (or 1151 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 2215005696 is about 47063.8470165795. The cubic root of 2215005696 is about 1303.5417612796.

The spelling of 2215005696 in words is "two billion, two hundred fifteen million, five thousand, six hundred ninety-six".