69375668 has 6 divisors (see below), whose sum is σ = 121407426. Its totient is φ = 34687832.

The previous prime is 69375643. The next prime is 69375679. The reversal of 69375668 is 86657396.

It can be written as a sum of positive squares in only one way, i.e., 55026724 + 14348944 = 7418^2 + 3788^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 8671955 + ... + 8671962.

It is an arithmetic number, because the mean of its divisors is an integer number (20234571).

Almost surely, 2^69375668 is an apocalyptic number.

It is an amenable number.

69375668 is a deficient number, since it is larger than the sum of its proper divisors (52031758).

69375668 is a wasteful number, since it uses less digits than its factorization.

69375668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17343921 (or 17343919 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 50.

The square root of 69375668 is about 8329.2057244374. The cubic root of 69375668 is about 410.8996070627.

The spelling of 69375668 in words is "sixty-nine million, three hundred seventy-five thousand, six hundred sixty-eight".