22219246 has 24 divisors (see below), whose sum is σ = 40814280. Its totient is φ = 9020592.

The previous prime is 22219217. The next prime is 22219247. The reversal of 22219246 is 64291222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22219247) 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 11 ways as a sum of consecutive naturals, for example, 4105 + ... + 7828.

It is an arithmetic number, because the mean of its divisors is an integer number (1700595).

Almost surely, 2^22219246 is an apocalyptic number.

22219246 is a deficient number, since it is larger than the sum of its proper divisors (18595034).

22219246 is a wasteful number, since it uses less digits than its factorization.

22219246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11968 (or 11961 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 22219246 is about 4713.7295213026. The cubic root of 22219246 is about 281.1316699917.

The spelling of 22219246 in words is "twenty-two million, two hundred nineteen thousand, two hundred forty-six".