8394726492 has 24 divisors (see below), whose sum is σ = 21764106000. Its totient is φ = 2798242128.

The previous prime is 8394726491. The next prime is 8394726517. The reversal of 8394726492 is 2946274938.

8394726492 is a `hidden beast` number, since 83 + 9 + 4 + 72 + 6 + 492 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8394726491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38864367 + ... + 38864582.

It is an arithmetic number, because the mean of its divisors is an integer number (906837750).

Almost surely, 2^8394726492 is an apocalyptic number.

It is an amenable number.

8394726492 is an abundant number, since it is smaller than the sum of its proper divisors (13369379508).

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

8394726492 is a wasteful number, since it uses less digits than its factorization.

8394726492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77728962 (or 77728954 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 8394726492 is about 91622.7400376129. The cubic root of 8394726492 is about 2032.3672297907.

The spelling of 8394726492 in words is "eight billion, three hundred ninety-four million, seven hundred twenty-six thousand, four hundred ninety-two".