9719442230404 has 27 divisors (see below), whose sum is σ = 17076824094967. Its totient is φ = 4840426276424.

The previous prime is 9719442230401. The next prime is 9719442230437. The reversal of 9719442230404 is 4040322449179.

It is a happy number.

The square root of 9719442230404 is 3117602.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9719442230401) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1639855689 + ... + 1639861615.

Almost surely, 2^{9719442230404} is an apocalyptic number.

9719442230404 is the 3117602-nd square number.

It is an amenable number.

9719442230404 is a deficient number, since it is larger than the sum of its proper divisors (7357381864563).

9719442230404 is an frugal number, since it uses more digits than its factorization.

9719442230404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12384 (or 6192 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 49.

Multiplying 9719442230404 by its sum of digits (49), we get a square (476252669289796 = 21823214²).

The spelling of 9719442230404 in words is "nine trillion, seven hundred nineteen billion, four hundred forty-two million, two hundred thirty thousand, four hundred four".