69589428 has 12 divisors (see below), whose sum is σ = 162375360. Its totient is φ = 23196472.

The previous prime is 69589409. The next prime is 69589453. The reversal of 69589428 is 82498596.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 13.

It is a congruent number.

It is an unprimeable number.

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, 2899548 + ... + 2899571.

It is an arithmetic number, because the mean of its divisors is an integer number (13531280).

Almost surely, 2^69589428 is an apocalyptic number.

It is an amenable number.

69589428 is an abundant number, since it is smaller than the sum of its proper divisors (92785932).

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

69589428 is a wasteful number, since it uses less digits than its factorization.

69589428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5799126 (or 5799124 counting only the distinct ones).

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

The square root of 69589428 is about 8342.0278110301. The cubic root of 69589428 is about 411.3211950416.

The spelling of 69589428 in words is "sixty-nine million, five hundred eighty-nine thousand, four hundred twenty-eight".