2197016 has 8 divisors (see below), whose sum is σ = 4119420. Its totient is φ = 1098504.

The previous prime is 2196979. The next prime is 2197021. The reversal of 2197016 is 6107912.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 137306 + ... + 137321.

2^2197016 is an apocalyptic number.

It is an amenable number.

2197016 is a deficient number, since it is larger than the sum of its proper divisors (1922404).

2197016 is a wasteful number, since it uses less digits than its factorization.

2197016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274633 (or 274629 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 2197016 is about 1482.2334498992. The cubic root of 2197016 is about 130.0003155811. Note that the first 3 decimals are identical.

The spelling of 2197016 in words is "two million, one hundred ninety-seven thousand, sixteen".