2196796900 has 81 divisors (see below), whose sum is σ = 4925674971. Its totient is φ = 850409280.

The previous prime is 2196796883. The next prime is 2196796913. The reversal of 2196796900 is 96976912.

The square root of 2196796900 is 46870.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 8054244 + 2188742656 = 2838^2 + 46784^2 .

It is a super-2 number, since 2×2196796900² = 9651833239699220000, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 20154046 + ... + 20154154.

Almost surely, 2^2196796900 is an apocalyptic number.

2196796900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

2196796900 is the 46870-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2196796900

2196796900 is an abundant number, since it is smaller than the sum of its proper divisors (2728878071).

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

2196796900 is a wasteful number, since it uses less digits than its factorization.

2196796900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 49.

The cubic root of 2196796900 is about 1299.9599395939.

Multiplying 2196796900 by its sum of digits (49), we get a square (107643048100 = 328090²).

The spelling of 2196796900 in words is "two billion, one hundred ninety-six million, seven hundred ninety-six thousand, nine hundred".