68605958 has 4 divisors (see below), whose sum is σ = 102908940. Its totient is φ = 34302978.

The previous prime is 68605921. The next prime is 68605961. The reversal of 68605958 is 85950686.

It is a happy number.

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

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, 17151488 + ... + 17151491.

It is an arithmetic number, because the mean of its divisors is an integer number (25727235).

Almost surely, 2^68605958 is an apocalyptic number.

68605958 is a deficient number, since it is larger than the sum of its proper divisors (34302982).

68605958 is a wasteful number, since it uses less digits than its factorization.

68605958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34302981.

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 68605958 is about 8282.8713620338. The cubic root of 68605958 is about 409.3743342296.

The spelling of 68605958 in words is "sixty-eight million, six hundred five thousand, nine hundred fifty-eight".