68828546 has 8 divisors (see below), whose sum is σ = 109315980. Its totient is φ = 32389888.

The previous prime is 68828537. The next prime is 68828593. The reversal of 68828546 is 64582886.

It can be written as a sum of positive squares in 2 ways, for example, as 57532225 + 11296321 = 7585^2 + 3361^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 68828546.

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 in 3 ways as a sum of consecutive naturals, for example, 1012151 + ... + 1012218.

Almost surely, 2^68828546 is an apocalyptic number.

68828546 is a deficient number, since it is larger than the sum of its proper divisors (40487434).

68828546 is a wasteful number, since it uses less digits than its factorization.

68828546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2024388.

The product of its digits is 737280, while the sum is 47.

The square root of 68828546 is about 8296.2971258267. The cubic root of 68828546 is about 409.8165866119.

The spelling of 68828546 in words is "sixty-eight million, eight hundred twenty-eight thousand, five hundred forty-six".