10421984 has 24 divisors (see below), whose sum is σ = 20828808. Its totient is φ = 5132160.

The previous prime is 10421981. The next prime is 10422017. The reversal of 10421984 is 48912401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 287 + ... + 4574.

It is an arithmetic number, because the mean of its divisors is an integer number (867867).

Almost surely, 2^10421984 is an apocalyptic number.

It is an amenable number.

10421984 is a deficient number, since it is larger than the sum of its proper divisors (10406824).

10421984 is an equidigital number, since it uses as much as digits as its factorization.

10421984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4938 (or 4930 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 10421984 is about 3228.3097744795. The cubic root of 10421984 is about 218.4322708110.

The spelling of 10421984 in words is "ten million, four hundred twenty-one thousand, nine hundred eighty-four".