2206966 has 4 divisors (see below), whose sum is σ = 3310452. Its totient is φ = 1103482.

The previous prime is 2206943. The next prime is 2206969. The reversal of 2206966 is 6696022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6696022 = 2 ⋅3348011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2206969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551740 + ... + 551743.

It is an arithmetic number, because the mean of its divisors is an integer number (827613).

2^2206966 is an apocalyptic number.

2206966 is a deficient number, since it is larger than the sum of its proper divisors (1103486).

2206966 is a wasteful number, since it uses less digits than its factorization.

2206966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103485.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 2206966 is about 1485.5860796332. The cubic root of 2206966 is about 130.1962715711.

The spelling of 2206966 in words is "two million, two hundred six thousand, nine hundred sixty-six".