2206976 has 36 divisors (see below), whose sum is σ = 4543812. Its totient is φ = 1069056.

The previous prime is 2206969. The next prime is 2206993. The reversal of 2206976 is 6796022.

It can be written as a sum of positive squares in 2 ways, for example, as 1254400 + 952576 = 1120^2 + 976^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9356 + ... + 9588.

It is an arithmetic number, because the mean of its divisors is an integer number (126217).

2^2206976 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 2206976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2271906).

2206976 is an abundant number, since it is smaller than the sum of its proper divisors (2336836).

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

2206976 is an equidigital number, since it uses as much as digits as its factorization.

2206976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 2206976 is about 1485.5894453045. The cubic root of 2206976 is about 130.1964682152.

The spelling of 2206976 in words is "two million, two hundred six thousand, nine hundred seventy-six".