8009492219 has 4 divisors (see below), whose sum is σ = 8012022840. Its totient is φ = 8006961600.

The previous prime is 8009492201. The next prime is 8009492233. The reversal of 8009492219 is 9122949008.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8009492219 - 2²⁰ = 8008443643 is a prime.

It is a super-2 number, since 2×8009492219² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8009492219.

It is not an unprimeable number, because it can be changed into a prime (8009492119) 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, 1260557 + ... + 1266894.

It is an arithmetic number, because the mean of its divisors is an integer number (2003005710).

Almost surely, 2^8009492219 is an apocalyptic number.

8009492219 is a deficient number, since it is larger than the sum of its proper divisors (2530621).

8009492219 is a wasteful number, since it uses less digits than its factorization.

8009492219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530620.

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 8009492219 is about 89495.7664864657. The cubic root of 8009492219 is about 2000.7907056011.

The spelling of 8009492219 in words is "eight billion, nine million, four hundred ninety-two thousand, two hundred nineteen".