8647273460 has 24 divisors (see below), whose sum is σ = 20753456640. Its totient is φ = 2964779424.

The previous prime is 8647273421. The next prime is 8647273507. The reversal of 8647273460 is 643727468.

It is a congruent number.

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, 30882980 + ... + 30883259.

It is an arithmetic number, because the mean of its divisors is an integer number (864727360).

Almost surely, 2^8647273460 is an apocalyptic number.

It is an amenable number.

8647273460 is an abundant number, since it is smaller than the sum of its proper divisors (12106183180).

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

8647273460 is a wasteful number, since it uses less digits than its factorization.

8647273460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61766255 (or 61766253 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 47.

The square root of 8647273460 is about 92990.7170635865. The cubic root of 8647273460 is about 2052.5467819929.

The spelling of 8647273460 in words is "eight billion, six hundred forty-seven million, two hundred seventy-three thousand, four hundred sixty".