19424396 has 12 divisors (see below), whose sum is σ = 34261248. Its totient is φ = 9635472.

The previous prime is 19424389. The next prime is 19424399. The reversal of 19424396 is 69342491.

It is not an unprimeable number, because it can be changed into a prime (19424399) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18611 + ... + 19626.

It is an arithmetic number, because the mean of its divisors is an integer number (2855104).

Almost surely, 2^19424396 is an apocalyptic number.

It is an amenable number.

19424396 is a deficient number, since it is larger than the sum of its proper divisors (14836852).

19424396 is a wasteful number, since it uses less digits than its factorization.

19424396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38368 (or 38366 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 19424396 is about 4407.3116522433. The cubic root of 19424396 is about 268.8123233142.

The spelling of 19424396 in words is "nineteen million, four hundred twenty-four thousand, three hundred ninety-six".