2196466 has 4 divisors (see below), whose sum is σ = 3294702. Its totient is φ = 1098232.

The previous prime is 2196449. The next prime is 2196473. The reversal of 2196466 is 6646912.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2187441 + 9025 = 1479^2 + 95^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 549115 + ... + 549118.

2^2196466 is an apocalyptic number.

2196466 is a deficient number, since it is larger than the sum of its proper divisors (1098236).

2196466 is a wasteful number, since it uses less digits than its factorization.

2196466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098235.

The product of its digits is 15552, while the sum is 34.

The square root of 2196466 is about 1482.0479074578. The cubic root of 2196466 is about 129.9894666022.

It can be divided in two parts, 219646 and 6, that multiplied together give a triangular number (1317876 = T₁₆₂₃).

The spelling of 2196466 in words is "two million, one hundred ninety-six thousand, four hundred sixty-six".