68524078 has 16 divisors (see below), whose sum is σ = 119080800. Its totient is φ = 28964736.

The previous prime is 68524039. The next prime is 68524091. The reversal of 68524078 is 87042586.

It is a self number, because there is not a number n which added to its sum of digits gives 68524078.

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 in 7 ways as a sum of consecutive naturals, for example, 32503 + ... + 34546.

It is an arithmetic number, because the mean of its divisors is an integer number (7442550).

Almost surely, 2^68524078 is an apocalyptic number.

68524078 is a deficient number, since it is larger than the sum of its proper divisors (50556722).

68524078 is a wasteful number, since it uses less digits than its factorization.

68524078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67131.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 68524078 is about 8277.9271559974. The cubic root of 68524078 is about 409.2114090488.

The spelling of 68524078 in words is "sixty-eight million, five hundred twenty-four thousand, seventy-eight".