2196900684 has 384 divisors, whose sum is σ = 7083417600. Its totient is φ = 585446400.

The previous prime is 2196900677. The next prime is 2196900691. The reversal of 2196900684 is 4860096912.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2196900677) and next prime (2196900691).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 70867749 + ... + 70867779.

It is an arithmetic number, because the mean of its divisors is an integer number (18446400).

Almost surely, 2^2196900684 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 2196900684, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3541708800).

2196900684 is an abundant number, since it is smaller than the sum of its proper divisors (4886516916).

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

2196900684 is a wasteful number, since it uses less digits than its factorization.

2196900684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 2196900684 is about 46871.1071343530. The cubic root of 2196900684 is about 1299.9804107502.

The spelling of 2196900684 in words is "two billion, one hundred ninety-six million, nine hundred thousand, six hundred eighty-four".