22678196 has 24 divisors (see below), whose sum is σ = 40449024. Its totient is φ = 11123840.

The previous prime is 22678193. The next prime is 22678199. The reversal of 22678196 is 69187622.

It is an interprime number because it is at equal distance from previous prime (22678193) and next prime (22678199).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22678193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59021 + ... + 59403.

It is an arithmetic number, because the mean of its divisors is an integer number (1685376).

Almost surely, 2^22678196 is an apocalyptic number.

It is an amenable number.

22678196 is a deficient number, since it is larger than the sum of its proper divisors (17770828).

22678196 is a wasteful number, since it uses less digits than its factorization.

22678196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631 (or 629 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 22678196 is about 4762.1629539528. The cubic root of 22678196 is about 283.0541335760.

The spelling of 22678196 in words is "twenty-two million, six hundred seventy-eight thousand, one hundred ninety-six".