2192656 has 20 divisors (see below), whose sum is σ = 4348432. Its totient is φ = 1070496.

The previous prime is 2192653. The next prime is 2192669. The reversal of 2192656 is 6562912.

It is not an unprimeable number, because it can be changed into a prime (2192651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906 + ... + 2281.

2^2192656 is an apocalyptic number.

It is an amenable number.

2192656 is a deficient number, since it is larger than the sum of its proper divisors (2155776).

2192656 is a wasteful number, since it uses less digits than its factorization.

2192656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3238 (or 3232 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 2192656 is about 1480.7619660161. The cubic root of 2192656 is about 129.9142629942.

The spelling of 2192656 in words is "two million, one hundred ninety-two thousand, six hundred fifty-six".