8421932958 has 32 divisors (see below), whose sum is σ = 17243373312. Its totient is φ = 2740785600.

The previous prime is 8421932941. The next prime is 8421932971. The reversal of 8421932958 is 8592391248.

It is a self number, because there is not a number n which added to its sum of digits gives 8421932958.

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, 693418 + ... + 705458.

It is an arithmetic number, because the mean of its divisors is an integer number (538855416).

Almost surely, 2^8421932958 is an apocalyptic number.

8421932958 is an abundant number, since it is smaller than the sum of its proper divisors (8821440354).

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

8421932958 is a wasteful number, since it uses less digits than its factorization.

8421932958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14800.

The product of its digits is 1244160, while the sum is 51.

The square root of 8421932958 is about 91771.0899902578. The cubic root of 8421932958 is about 2034.5604282514.

The spelling of 8421932958 in words is "eight billion, four hundred twenty-one million, nine hundred thirty-two thousand, nine hundred fifty-eight".