8394533147 has 48 divisors (see below), whose sum is σ = 11568229344. Its totient is φ = 6037416000.

The previous prime is 8394533129. The next prime is 8394533153. The reversal of 8394533147 is 7413354938.

It is not a de Polignac number, because 8394533147 - 2⁸ = 8394532891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8394533177) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 842897 + ... + 852797.

It is an arithmetic number, because the mean of its divisors is an integer number (241004778).

Almost surely, 2^8394533147 is an apocalyptic number.

8394533147 is a deficient number, since it is larger than the sum of its proper divisors (3173696197).

8394533147 is a wasteful number, since it uses less digits than its factorization.

8394533147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9961 (or 9932 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 47.

The square root of 8394533147 is about 91621.6849168361. The cubic root of 8394533147 is about 2032.3516266991.

The spelling of 8394533147 in words is "eight billion, three hundred ninety-four million, five hundred thirty-three thousand, one hundred forty-seven".