8971056426 has 16 divisors (see below), whose sum is σ = 17946876384. Its totient is φ = 2989558224.

The previous prime is 8971056403. The next prime is 8971056449. The reversal of 8971056426 is 6246501798.

It is an interprime number because it is at equal distance from previous prime (8971056403) and next prime (8971056449).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173761 + ... + 219396.

It is an arithmetic number, because the mean of its divisors is an integer number (1121679774).

Almost surely, 2^8971056426 is an apocalyptic number.

8971056426 is an abundant number, since it is smaller than the sum of its proper divisors (8975819958).

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

8971056426 is a wasteful number, since it uses less digits than its factorization.

8971056426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396965.

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 8971056426 is about 94715.6609331319. The cubic root of 8971056426 is about 2077.8516114042.

The spelling of 8971056426 in words is "eight billion, nine hundred seventy-one million, fifty-six thousand, four hundred twenty-six".