68287603 has 8 divisors (see below), whose sum is σ = 69600960. Its totient is φ = 66979560.

The previous prime is 68287601. The next prime is 68287613. The reversal of 68287603 is 30678286.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 68287603 - 2¹ = 68287601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68287601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32676 + ... + 34702.

It is an arithmetic number, because the mean of its divisors is an integer number (8700120).

Almost surely, 2^68287603 is an apocalyptic number.

68287603 is a deficient number, since it is larger than the sum of its proper divisors (1313357).

68287603 is a wasteful number, since it uses less digits than its factorization.

68287603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2657.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 68287603 is about 8263.6313446329. The cubic root of 68287603 is about 408.7401401669.

The spelling of 68287603 in words is "sixty-eight million, two hundred eighty-seven thousand, six hundred three".