806979648 has 28 divisors (see below), whose sum is σ = 2135134160. Its totient is φ = 268993152.

The previous prime is 806979637. The next prime is 806979659. The reversal of 806979648 is 846979608.

It is an interprime number because it is at equal distance from previous prime (806979637) and next prime (806979659).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2101318 + ... + 2101701.

Almost surely, 2^806979648 is an apocalyptic number.

It is an amenable number.

806979648 is an abundant number, since it is smaller than the sum of its proper divisors (1328154512).

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

806979648 is a wasteful number, since it uses less digits than its factorization.

806979648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4203034 (or 4203024 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The square root of 806979648 is about 28407.3872082598. The cubic root of 806979648 is about 931.0096746156.

The spelling of 806979648 in words is "eight hundred six million, nine hundred seventy-nine thousand, six hundred forty-eight".