2196904512 has 112 divisors (see below), whose sum is σ = 6559905600. Its totient is φ = 642754560.

The previous prime is 2196904499. The next prime is 2196904513. The reversal of 2196904512 is 2154096912.

It is not an unprimeable number, because it can be changed into a prime (2196904513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43314 + ... + 79182.

Almost surely, 2^2196904512 is an apocalyptic number.

2196904512 is a gapful number since it is divisible by the number (22) 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 2196904512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3279952800).

2196904512 is an abundant number, since it is smaller than the sum of its proper divisors (4363001088).

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

2196904512 is a wasteful number, since it uses less digits than its factorization.

2196904512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35924 (or 35914 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 2196904512 is about 46871.1479697265. The cubic root of 2196904512 is about 1299.9811658021.

The spelling of 2196904512 in words is "two billion, one hundred ninety-six million, nine hundred four thousand, five hundred twelve".