68232538 has 8 divisors (see below), whose sum is σ = 111653280. Its totient is φ = 31014780.

The previous prime is 68232533. The next prime is 68232539. The reversal of 68232538 is 83523286.

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

It is a junction number, because it is equal to n+sod(n) for n = 68232497 and 68232506.

It is not an unprimeable number, because it can be changed into a prime (68232533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1550718 + ... + 1550761.

It is an arithmetic number, because the mean of its divisors is an integer number (13956660).

Almost surely, 2^68232538 is an apocalyptic number.

68232538 is a deficient number, since it is larger than the sum of its proper divisors (43420742).

68232538 is a wasteful number, since it uses less digits than its factorization.

68232538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3101492.

The product of its digits is 69120, while the sum is 37.

The square root of 68232538 is about 8260.2989050034. The cubic root of 68232538 is about 408.6302455092.

The spelling of 68232538 in words is "sixty-eight million, two hundred thirty-two thousand, five hundred thirty-eight".