8147669924 has 6 divisors (see below), whose sum is σ = 14258422374. Its totient is φ = 4073834960.

The previous prime is 8147669923. The next prime is 8147670049. The reversal of 8147669924 is 4299667418.

It can be written as a sum of positive squares in only one way, i.e., 8060807524 + 86862400 = 89782^2 + 9320^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8147669924.

It is not an unprimeable number, because it can be changed into a prime (8147669923) 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 as a sum of consecutive naturals, namely, 1018458737 + ... + 1018458744.

It is an arithmetic number, because the mean of its divisors is an integer number (2376403729).

Almost surely, 2^8147669924 is an apocalyptic number.

It is an amenable number.

8147669924 is a deficient number, since it is larger than the sum of its proper divisors (6110752450).

8147669924 is a wasteful number, since it uses less digits than its factorization.

8147669924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2036917485 (or 2036917483 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 56.

The square root of 8147669924 is about 90264.4444064217. Note that the first 4 decimals coincide. The cubic root of 8147669924 is about 2012.2308773471.

The spelling of 8147669924 in words is "eight billion, one hundred forty-seven million, six hundred sixty-nine thousand, nine hundred twenty-four".