68751875 has 20 divisors (see below), whose sum is σ = 88040568. Its totient is φ = 53640000.

The previous prime is 68751863. The next prime is 68751889. The reversal of 68751875 is 57815786.

It is a happy number.

It is not a de Polignac number, because 68751875 - 2¹⁶ = 68686339 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 24284 + ... + 26966.

Almost surely, 2^68751875 is an apocalyptic number.

68751875 is a deficient number, since it is larger than the sum of its proper divisors (19288693).

68751875 is an equidigital number, since it uses as much as digits as its factorization.

68751875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2744 (or 2729 counting only the distinct ones).

The product of its digits is 470400, while the sum is 47.

The square root of 68751875 is about 8291.6750418718. The cubic root of 68751875 is about 409.6643594541.

The spelling of 68751875 in words is "sixty-eight million, seven hundred fifty-one thousand, eight hundred seventy-five".