22196907 has 6 divisors (see below), whose sum is σ = 32062212. Its totient is φ = 14797932.

The previous prime is 22196897. The next prime is 22196927. The reversal of 22196907 is 70969122.

It is not a de Polignac number, because 22196907 - 2⁶ = 22196843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22196927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1233153 + ... + 1233170.

It is an arithmetic number, because the mean of its divisors is an integer number (5343702).

Almost surely, 2^22196907 is an apocalyptic number.

22196907 is a deficient number, since it is larger than the sum of its proper divisors (9865305).

22196907 is a wasteful number, since it uses less digits than its factorization.

22196907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2466329 (or 2466326 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 22196907 is about 4711.3593579773. The cubic root of 22196907 is about 281.0374227756.

The spelling of 22196907 in words is "twenty-two million, one hundred ninety-six thousand, nine hundred seven".