22250067 has 20 divisors (see below), whose sum is σ = 34620360. Its totient is φ = 12710208.

The previous prime is 22250027. The next prime is 22250069. The reversal of 22250067 is 76005222.

It is not a de Polignac number, because 22250067 - 2¹⁰ = 22249043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22250069) 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 19 ways as a sum of consecutive naturals, for example, 5659 + ... + 8747.

It is an arithmetic number, because the mean of its divisors is an integer number (1731018).

Almost surely, 2^22250067 is an apocalyptic number.

22250067 is a deficient number, since it is larger than the sum of its proper divisors (12370293).

22250067 is an frugal number, since it uses more digits than its factorization.

22250067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120 (or 3099 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 22250067 is about 4716.9976680088. The cubic root of 22250067 is about 281.2615987315.

Adding to 22250067 its reverse (76005222), we get a palindrome (98255289).

The spelling of 22250067 in words is "twenty-two million, two hundred fifty thousand, sixty-seven".