8421065932 has 24 divisors (see below), whose sum is σ = 15144624432. Its totient is φ = 4094688000.

The previous prime is 8421065927. The next prime is 8421065953. The reversal of 8421065932 is 2395601248.

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, 30694 + ... + 133357.

It is an arithmetic number, because the mean of its divisors is an integer number (631026018).

Almost surely, 2^8421065932 is an apocalyptic number.

8421065932 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

8421065932 is a deficient number, since it is larger than the sum of its proper divisors (6723558500).

8421065932 is a wasteful number, since it uses less digits than its factorization.

8421065932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164409 (or 164407 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 8421065932 is about 91766.3660171852. The cubic root of 8421065932 is about 2034.4906074895.

The spelling of 8421065932 in words is "eight billion, four hundred twenty-one million, sixty-five thousand, nine hundred thirty-two".