2216825694 has 24 divisors (see below), whose sum is σ = 4819526712. Its totient is φ = 736418160.

The previous prime is 2216825683. The next prime is 2216825771. The reversal of 2216825694 is 4965286122.

2216825694 is a `hidden beast` number, since 2 + 2 + 1 + 6 + 82 + 569 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204892 + ... + 215439.

It is an arithmetic number, because the mean of its divisors is an integer number (200813613).

Almost surely, 2^2216825694 is an apocalyptic number.

2216825694 is an abundant number, since it is smaller than the sum of its proper divisors (2602701018).

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

2216825694 is a wasteful number, since it uses less digits than its factorization.

2216825694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420632 (or 420629 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 2216825694 is about 47083.1784611022. The cubic root of 2216825694 is about 1303.8986894675.

The spelling of 2216825694 in words is "two billion, two hundred sixteen million, eight hundred twenty-five thousand, six hundred ninety-four".