2192256 has 96 divisors (see below), whose sum is σ = 6921720. Its totient is φ = 660480.

The previous prime is 2192251. The next prime is 2192257. The reversal of 2192256 is 6522912.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2192251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12586 + ... + 12758.

2^2192256 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 2192256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3460860).

2192256 is an abundant number, since it is smaller than the sum of its proper divisors (4729464).

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

2192256 is a wasteful number, since it uses less digits than its factorization.

2192256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 189 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 2192256 is about 1480.6268942580. The cubic root of 2192256 is about 129.9063625505.

The spelling of 2192256 in words is "two million, one hundred ninety-two thousand, two hundred fifty-six".