8447028622 has 12 divisors (see below), whose sum is σ = 13245389640. Its totient is φ = 4039882748.

The previous prime is 8447028613. The next prime is 8447028641. The reversal of 8447028622 is 2268207448.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3990922 + ... + 3993037.

It is an arithmetic number, because the mean of its divisors is an integer number (1103782470).

Almost surely, 2^8447028622 is an apocalyptic number.

8447028622 is a deficient number, since it is larger than the sum of its proper divisors (4798361018).

8447028622 is a wasteful number, since it uses less digits than its factorization.

8447028622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7984007 (or 7983984 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 43.

The square root of 8447028622 is about 91907.7179675352. The cubic root of 8447028622 is about 2036.5792844179.

The spelling of 8447028622 in words is "eight billion, four hundred forty-seven million, twenty-eight thousand, six hundred twenty-two".