69428984 has 16 divisors (see below), whose sum is σ = 130311600. Its totient is φ = 34679232.

The previous prime is 69428959. The next prime is 69429007. The reversal of 69428984 is 48982496.

It is a happy number.

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, 5189 + ... + 12875.

It is an arithmetic number, because the mean of its divisors is an integer number (8144475).

Almost surely, 2^69428984 is an apocalyptic number.

It is an amenable number.

69428984 is a deficient number, since it is larger than the sum of its proper divisors (60882616).

69428984 is a wasteful number, since it uses less digits than its factorization.

69428984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8822 (or 8818 counting only the distinct ones).

The product of its digits is 995328, while the sum is 50.

The square root of 69428984 is about 8332.4056550314. The cubic root of 69428984 is about 411.0048404700.

The spelling of 69428984 in words is "sixty-nine million, four hundred twenty-eight thousand, nine hundred eighty-four".