68357394 has 24 divisors (see below), whose sum is σ = 169266240. Its totient is φ = 19530648.

The previous prime is 68357371. The next prime is 68357413. The reversal of 68357394 is 49375386.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 271134 + ... + 271385.

It is an arithmetic number, because the mean of its divisors is an integer number (7052760).

Almost surely, 2^68357394 is an apocalyptic number.

68357394 is an abundant number, since it is smaller than the sum of its proper divisors (100908846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68357394 is a wasteful number, since it uses less digits than its factorization.

68357394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542534 (or 542531 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 68357394 is about 8267.8530465895. The cubic root of 68357394 is about 408.8793390319.

The spelling of 68357394 in words is "sixty-eight million, three hundred fifty-seven thousand, three hundred ninety-four".