68614004 has 6 divisors (see below), whose sum is σ = 120074514. Its totient is φ = 34307000.

The previous prime is 68613977. The next prime is 68614093. The reversal of 68614004 is 40041686.

68614004 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 47637604 + 20976400 = 6902^2 + 4580^2 .

68614004 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8576747 + ... + 8576754.

It is an arithmetic number, because the mean of its divisors is an integer number (20012419).

Almost surely, 2^68614004 is an apocalyptic number.

It is an amenable number.

68614004 is a deficient number, since it is larger than the sum of its proper divisors (51460510).

68614004 is a wasteful number, since it uses less digits than its factorization.

68614004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17153505 (or 17153503 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 68614004 is about 8283.3570489265. The cubic root of 68614004 is about 409.3903371990.

The spelling of 68614004 in words is "sixty-eight million, six hundred fourteen thousand, four".