2196522 has 12 divisors (see below), whose sum is σ = 4759170. Its totient is φ = 732168.

The previous prime is 2196499. The next prime is 2196529. The reversal of 2196522 is 2256912.

2196522 is a `hidden beast` number, since 2 + 1 + 9 + 652 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2134521 + 62001 = 1461^2 + 249^2 .

It is a plaindrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (2196529) 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 5 ways as a sum of consecutive naturals, for example, 60997 + ... + 61032.

2^2196522 is an apocalyptic number.

2196522 is an abundant number, since it is smaller than the sum of its proper divisors (2562648).

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

2196522 is a wasteful number, since it uses less digits than its factorization.

2196522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122037 (or 122034 counting only the distinct ones).

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

The square root of 2196522 is about 1482.0668001139. The cubic root of 2196522 is about 129.9905713083.

The spelling of 2196522 in words is "two million, one hundred ninety-six thousand, five hundred twenty-two".