19222484 has 6 divisors (see below), whose sum is σ = 33639354. Its totient is φ = 9611240.

The previous prime is 19222429. The next prime is 19222507. The reversal of 19222484 is 48422291.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18835600 + 386884 = 4340^2 + 622^2 .

It is a super-2 number, since 2×19222484² = 739007782260512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19222484.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2402807 + ... + 2402814.

It is an arithmetic number, because the mean of its divisors is an integer number (5606559).

Almost surely, 2^19222484 is an apocalyptic number.

It is an amenable number.

19222484 is a deficient number, since it is larger than the sum of its proper divisors (14416870).

19222484 is a wasteful number, since it uses less digits than its factorization.

19222484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4805625 (or 4805623 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 19222484 is about 4384.3453331142. The cubic root of 19222484 is about 267.8776637755.

The spelling of 19222484 in words is "nineteen million, two hundred twenty-two thousand, four hundred eighty-four".