8495221392 has 120 divisors (see below), whose sum is σ = 27515421440. Its totient is φ = 2396459520.

The previous prime is 8495221391. The next prime is 8495221393. The reversal of 8495221392 is 2931225948.

8495221392 is a `hidden beast` number, since 8 + 495 + 22 + 139 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (8495221391) and next prime (8495221393).

It is not an unprimeable number, because it can be changed into a prime (8495221391) 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 23 ways as a sum of consecutive naturals, for example, 26292 + ... + 132972.

Almost surely, 2^8495221392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8495221392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13757710720).

8495221392 is an abundant number, since it is smaller than the sum of its proper divisors (19020200048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8495221392 is a wasteful number, since it uses less digits than its factorization.

8495221392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106781 (or 106772 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 8495221392 is about 92169.5252890021. The cubic root of 8495221392 is about 2040.4450355476.

The spelling of 8495221392 in words is "eight billion, four hundred ninety-five million, two hundred twenty-one thousand, three hundred ninety-two".