68735476 has 6 divisors (see below), whose sum is σ = 120287090. Its totient is φ = 34367736.

The previous prime is 68735441. The next prime is 68735489. The reversal of 68735476 is 67453786.

It can be written as a sum of positive squares in only one way, i.e., 45887076 + 22848400 = 6774^2 + 4780^2 .

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, 8591931 + ... + 8591938.

Almost surely, 2^68735476 is an apocalyptic number.

It is an amenable number.

68735476 is a deficient number, since it is larger than the sum of its proper divisors (51551614).

68735476 is a wasteful number, since it uses less digits than its factorization.

68735476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17183873 (or 17183871 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The square root of 68735476 is about 8290.6860994733. The cubic root of 68735476 is about 409.6317852150.

It can be divided in two parts, 687 and 35476, that added together give a palindrome (36163).

The spelling of 68735476 in words is "sixty-eight million, seven hundred thirty-five thousand, four hundred seventy-six".