3999422353 has 4 divisors (see below), whose sum is σ = 4036800240. Its totient is φ = 3962044468.

The previous prime is 3999422299. The next prime is 3999422359. The reversal of 3999422353 is 3532249993.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3999422353 - 2²⁹ = 3462551441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3999422297 and 3999422306.

It is not an unprimeable number, because it can be changed into a prime (3999422359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18688783 + ... + 18688996.

It is an arithmetic number, because the mean of its divisors is an integer number (1009200060).

Almost surely, 2^3999422353 is an apocalyptic number.

It is an amenable number.

3999422353 is a deficient number, since it is larger than the sum of its proper divisors (37377887).

3999422353 is a wasteful number, since it uses less digits than its factorization.

3999422353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37377886.

The product of its digits is 1574640, while the sum is 49.

The square root of 3999422353 is about 63240.9863379755. The cubic root of 3999422353 is about 1587.3246351683.

The spelling of 3999422353 in words is "three billion, nine hundred ninety-nine million, four hundred twenty-two thousand, three hundred fifty-three".