68039354 has 4 divisors (see below), whose sum is σ = 102059034. Its totient is φ = 34019676.

The previous prime is 68039351. The next prime is 68039381. The reversal of 68039354 is 45393086.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36421225 + 31618129 = 6035^2 + 5623^2 .

It is not an unprimeable number, because it can be changed into a prime (68039351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17009837 + ... + 17009840.

Almost surely, 2^68039354 is an apocalyptic number.

68039354 is a deficient number, since it is larger than the sum of its proper divisors (34019680).

68039354 is a wasteful number, since it uses less digits than its factorization.

68039354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34019679.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 68039354 is about 8248.5970928395. The cubic root of 68039354 is about 408.2442349356.

The spelling of 68039354 in words is "sixty-eight million, thirty-nine thousand, three hundred fifty-four".