8507982 has 32 divisors (see below), whose sum is σ = 19579392. Its totient is φ = 2414304.

The previous prime is 8507959. The next prime is 8508011. The reversal of 8507982 is 2897058.

It is a self number, because there is not a number n which added to its sum of digits gives 8507982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6408 + ... + 7620.

It is an arithmetic number, because the mean of its divisors is an integer number (611856).

Almost surely, 2^8507982 is an apocalyptic number.

8507982 is an abundant number, since it is smaller than the sum of its proper divisors (11071410).

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

8507982 is a wasteful number, since it uses less digits than its factorization.

8507982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1392.

The product of its (nonzero) digits is 40320, while the sum is 39.

The square root of 8507982 is about 2916.8445279103. The cubic root of 8507982 is about 204.1466170140.

The spelling of 8507982 in words is "eight million, five hundred seven thousand, nine hundred eighty-two".