2196338256 has 240 divisors, whose sum is σ = 7552980864. Its totient is φ = 581492736.

The previous prime is 2196338233. The next prime is 2196338267. The reversal of 2196338256 is 6528336912.

2196338256 is a `hidden beast` number, since 2 + 1 + 9 + 633 + 8 + 2 + 5 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1147156 + ... + 1149068.

Almost surely, 2^2196338256 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 2196338256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3776490432).

2196338256 is an abundant number, since it is smaller than the sum of its proper divisors (5356642608).

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

2196338256 is a wasteful number, since it uses less digits than its factorization.

2196338256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018 (or 2009 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 2196338256 is about 46865.1070200421. The cubic root of 2196338256 is about 1299.8694653943.

The spelling of 2196338256 in words is "two billion, one hundred ninety-six million, three hundred thirty-eight thousand, two hundred fifty-six".