65889424 has 20 divisors (see below), whose sum is σ = 128027520. Its totient is φ = 32850080.

The previous prime is 65889407. The next prime is 65889427. The reversal of 65889424 is 42498856.

65889424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (65889427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9 + ... + 11479.

It is an arithmetic number, because the mean of its divisors is an integer number (6401376).

Almost surely, 2^65889424 is an apocalyptic number.

It is an amenable number.

65889424 is a deficient number, since it is larger than the sum of its proper divisors (62138096).

65889424 is a wasteful number, since it uses less digits than its factorization.

65889424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11838 (or 11832 counting only the distinct ones).

The product of its digits is 552960, while the sum is 46.

The square root of 65889424 is about 8117.2300694264. The cubic root of 65889424 is about 403.8981869375.

The spelling of 65889424 in words is "sixty-five million, eight hundred eighty-nine thousand, four hundred twenty-four".