68926538 has 8 divisors (see below), whose sum is σ = 107885088. Its totient is φ = 32964844.

The previous prime is 68926537. The next prime is 68926577. The reversal of 68926538 is 83562986.

It is a happy number.

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 = 68926492 and 68926501.

It is not an unprimeable number, because it can be changed into a prime (68926531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 749156 + ... + 749247.

It is an arithmetic number, because the mean of its divisors is an integer number (13485636).

Almost surely, 2^68926538 is an apocalyptic number.

68926538 is a deficient number, since it is larger than the sum of its proper divisors (38958550).

68926538 is a wasteful number, since it uses less digits than its factorization.

68926538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1498428.

The product of its digits is 622080, while the sum is 47.

The square root of 68926538 is about 8302.2007925610. The cubic root of 68926538 is about 410.0109812645.

The spelling of 68926538 in words is "sixty-eight million, nine hundred twenty-six thousand, five hundred thirty-eight".