19422422 has 8 divisors (see below), whose sum is σ = 29192400. Its totient is φ = 9691624.

The previous prime is 19422379. The next prime is 19422443. The reversal of 19422422 is 22422491.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 19422391 and 19422400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8522 + ... + 10557.

It is an arithmetic number, because the mean of its divisors is an integer number (3649050).

Almost surely, 2^19422422 is an apocalyptic number.

19422422 is a deficient number, since it is larger than the sum of its proper divisors (9769978).

19422422 is a wasteful number, since it uses less digits than its factorization.

19422422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19590.

The product of its digits is 2304, while the sum is 26.

The square root of 19422422 is about 4407.0877005115. The cubic root of 19422422 is about 268.8032170079.

The spelling of 19422422 in words is "nineteen million, four hundred twenty-two thousand, four hundred twenty-two".