68768998 has 4 divisors (see below), whose sum is σ = 103153500. Its totient is φ = 34384498.

The previous prime is 68768941. The next prime is 68769031. The reversal of 68768998 is 89986786.

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, 17192248 + ... + 17192251.

It is an arithmetic number, because the mean of its divisors is an integer number (25788375).

Almost surely, 2^68768998 is an apocalyptic number.

68768998 is a deficient number, since it is larger than the sum of its proper divisors (34384502).

68768998 is a wasteful number, since it uses less digits than its factorization.

68768998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34384501.

The product of its digits is 10450944, while the sum is 61.

The square root of 68768998 is about 8292.7075192605. The cubic root of 68768998 is about 409.6983662869.

The spelling of 68768998 in words is "sixty-eight million, seven hundred sixty-eight thousand, nine hundred ninety-eight".