2196257 has 16 divisors (see below), whose sum is σ = 2688000. Its totient is φ = 1753920.

The previous prime is 2196239. The next prime is 2196287. The reversal of 2196257 is 7526912.

It is not a de Polignac number, because 2196257 - 2¹⁰ = 2195233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2196287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6119 + ... + 6467.

It is an arithmetic number, because the mean of its divisors is an integer number (168000).

2^2196257 is an apocalyptic number.

It is an amenable number.

2196257 is a deficient number, since it is larger than the sum of its proper divisors (491743).

2196257 is a wasteful number, since it uses less digits than its factorization.

2196257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416.

The product of its digits is 7560, while the sum is 32.

The square root of 2196257 is about 1481.9773952392. The cubic root of 2196257 is about 129.9853435153.

The spelling of 2196257 in words is "two million, one hundred ninety-six thousand, two hundred fifty-seven".